UPSC Current Affairs for 23ʳᵈ October 2026

I) The Hindu Gist 1. UN Climate Damages Fund Pledges $21 Million to Nepal 2. Classical Text Thirukkural to Take Centre Stage at Kashi Tamil Sangamam 3. Mere Presence at Protest Not Enough for Prosecution: Delhi High Court 4. Canary in Coal Mine: Core Sector Data Indicate Impending Growth Slowdown 5. Tunnelling Through: Domestic Manufacturing and Foreign Partnerships Must Go Hand-in-Hand 6. Tied by Geography, Divided by Politics 7. Chemical Signatures Could Help Detect Diseases Early, but Accuracy and Access Remain Challenges II) The Indian Express Gist 1. ECI’s Course Correction Is Welcome, Need for......

The Hindu Gist - 23rd October, 2026

1 . UN Climate Damages Fund Pledges $21 Million to Nepal

         The United Nations Fund for Responding to Loss and Damage (FRLD) has provisionally allocated $21.6 million to Nepal to address damage caused by the devastating August floods. This is the first country-specific allocation by the Fund, established in 2022. A climate-induced ice-and-rock avalanche on August 26 triggered debris flows and flooding along the Bhotekoshi–Trishuli–Narayani river system. Nepal estimates its initial recovery and reconstruction needs at a minimum of $4.71 billion. Although the FRLD has received pledges exceeding $820 million, it faces requests worth approximately $2.8 billion from 119 countries. Nepal’s allocation includes $1.6 million in oversight fees, while the actual availability and timing of disbursement remain uncertain. The decision marks an important step towards delivering climate-related loss-and-damage finance, but the limited allocation and possible bureaucratic delays highlight the gap between vulnerable countries’ recovery needs and available support.

2. Classical Text Thirukkural to Take Centre Stage at Kashi Tamil Sangamam

The fifth edition of Kashi Tamil Sangamam, scheduled from November 28 to December 12, will place the classical Tamil text Thirukkural at the centre of cultural and educational exchanges between Tamil Nadu and Kashi. The initiative seeks to strengthen North–South cultural connections through shared literary traditions, academic engagement and interaction among students and professionals. Its theme, “Thirukkural Payilvom – Thirukkural Abhyas Karen” (“Let’s learn Thirukkural”), reflects the use of classical literature to promote mutual understanding. The programme will involve around 1,400 participants from Tamil Nadu, alongside student engagement across more than 1,000 higher education institutions. Translation of Thirukkural into all 22 languages of the Eighth Schedule, alongside educational activities in Varanasi, is intended to widen access to the text and deepen cultural exchange.

             Significance: The initiative uses India’s shared literary and cultural heritage as a medium for strengthening regional connections and promoting national integration through education. The first edition was held in 2022; the programme is organised by the Union Education Ministry with participating educational institutions and the governments of Uttar Pradesh and Tamil Nadu.

3. Mere Presence at Protest Not Enough for Prosecution: Delhi High Court

The Delhi High Court quashed an FIR against a Staff Selection Commission (SSC) aspirant booked following a protest at Ramlila Maidan in August 2025 over alleged examination irregularities. The police alleged that some organisers refused to end the demonstration after the permitted time and that protesters violated prohibitory orders under Section 163 of the Bharatiya Nagarik Suraksha Sanhita (BNSS) and clashed with police personnel. However, the Court held that neither the FIR nor the status report attributed any specific criminal act to the petitioner. Mere participation in a demonstration does not establish common intention to disobey lawful directions or obstruct police personnel. For Section 223(a) BNS, the material must indicate knowing disobedience of a lawful order with the consequences specified by law. Separately, Section 3(5) BNS requires material supporting a shared common intention; mere presence at a protest does not establish it. In the absence of such material, continuation of criminal proceedings would serve no worthwhile purpose.

4. Canary in Coal Mine: Core Sector Data Indicate Impending Growth Slowdown

The Index of Core Industries (ICI) recorded a series-high growth of 7.9% in September 2026, marking the second consecutive month of acceleration. However, the headline improvement may be temporary, as the underlying performance of key sectors reveals persistent weaknesses and growing fiscal pressures.

Temporary Coal and Electricity Surge
  1. Coal output: Coal output: Growth rose to 10.7% in September, despite a 0% contraction during April–September 2026. The monthly rebound does not erase the cumulative decline. The September rebound may partly reflect a favourable base effect and higher electricity output. However, the core-sector figures alone do not establish that coal-stock replenishment during a heat wave caused the increase.
  2. Electricity demand: Electricity grew by 4% in September, following a half-year dominated by double-digit growth. This demand-driven boost to coal consumption may ease with a milder winter.
  3. Steel and iron ore: Steel output accelerated in September, but not enough to sustain the coal stockpiling trend. The rise in steel production nevertheless supported iron ore output, potentially strengthening the mining component of the broader Index of Industrial Production (IIP).
Oil Dependence and Shrinking Fiscal Space
  1. Domestic production weakness: Crude oil and natural gas have contracted continuously since 2024, even as refinery output rose 3% in September, indicating increased processing of imported oil.
  2. Rising import bill: India’s oil imports increased by 7% in volume but 47% in value in September, reflecting higher international prices.
  3. Geopolitical pressure: Attacks on Saudi Arabia’s energy infrastructure pushed global oil prices above $112 per barrel, close to a six-month high. Although the United States’ reprieve on potential tariffs linked to Russian oil imports provides India with a source of supply, the earlier discounts have largely disappeared.
  4. Pressure on foreign exchange reserves: Premium-priced oil imports are drawing down India’s foreign exchange reserves, which are also being used to defend the rupee.
Growth Supported by Government Spending

Cement and steel remain the only sustainably growing core sectors, both supported by government infrastructure expenditure. The central concern is that industrial growth may be temporary while the government’s fiscal space is shrinking, raising questions about the sustainability of the current expansion.

5 . Tunnelling Through: Domestic Manufacturing and Foreign Partnerships Must Go Hand-in-Hand

         China’s new export-licensing requirements for tunnel-boring machines (TBMs) expose India’s dependence on Chinese equipment for infrastructure projects. China accounts for around 70% of the global TBM market, making restrictions a potential source of project delays and higher costs.

Export Restrictions and India’s Exposure
  1. Licensing requirements: From November 18, exports of specified TBMs and high-altitude wet shotcrete machines to destinations outside China will require licences. Exporters must register, obtain an export certificate and submit end-use declarations.
  2. Infrastructure projects: India’s dependence on imported TBMs creates risks for major projects, including the Mumbai–Ahmedabad high-speed rail corridor.
  3. Alternative sourcing: Procurement from Germany or Japan may become necessary, potentially increasing costs and delaying projects.
Domestic Manufacturing: Assembly versus Production
  1. Existing facility: Germany’s Herrenknecht AG established an assembling and refurbishment facility in Chennai in 2007. However, this does not eliminate dependence on specialised manufacturing capabilities.
  2. Production economics: Unlike conventional construction equipment, TBM manufacturing requires substantial investment and a minimum volume of orders to remain economically viable.
  3. BEML experience: BEML’s experience with manufacturing partnerships highlights the difficulty of meeting demand when production requires specialised technology, sufficient orders and significant investment.
Building Domestic Capability Through Partnerships

          India needs international manufacturing partnerships that provide access to advanced technology while strengthening domestic design, production, maintenance and repair capabilities. It must also identify sectors where it has significant global capacity and establish export-control protocols, particularly in strategic industries such as semiconductors, to reduce vulnerability to foreign restrictions and supply-chain disruptions.

6 . Tied by Geography, Divided by Politics

     Bangladesh Nationalist Party (BNP) chairman Tarique Rahman is expected to visit New Delhi in December to assess India–Bangladesh relations and examine the causes of bilateral tensions. Despite geographical proximity and India’s crucial role in Bangladesh’s 1971 liberation, historical grievances, competing nationalist narratives and political changes continue to complicate bilateral ties.

Historical Legacy and Competing Narratives
  1. Legacy of 1971: India’s military support to the Mukti Bahini and its role in Bangladesh’s liberation were expected to create enduring goodwill. However, sections of Bangladesh’s political establishment have viewed Indian influence with suspicion.
  2. Geographical asymmetry: Bangladesh shares a border of more than 4,000 kilometres with India. This proximity offers opportunities for cooperation but also reinforces concerns about Indian dominance.
  3. Partition and identity: The shared history of Bengal, including the socio-economic dominance of Hindu bhadralok in pre-Partition Bengal, continues to shape perceptions of cultural and political identity.
  4. Nationalist narratives: The liberation struggle remains central to Bangladesh’s national identity, but its political interpretation has increasingly become a source of division.
Domestic Politics and Foreign-Policy Realignment
  1. Awami League and BNP: The Awami League traditionally maintained close relations with India, while the BNP has been more suspicious of New Delhi’s intentions. The growing influence of the BNP and Jamaat-e-Islami reflects a changing political environment.
  2. After Sheikh Hasina: Hasina’s removal in August 2024 intensified perceptions among sections of Bangladesh’s political establishment that India had supported her government, reinforcing suspicions about Indian interference.
  3. Diversification of external relations: Dhaka sought closer ties with Pakistan, China and the United States to counterbalance India’s influence. New Delhi viewed these developments as potentially diminishing its regional role.
  4. Changing political generation: A younger generation with weaker direct connections to the Liberation War has complicated India’s traditional reliance on the historical legacy of 1971 to sustain goodwill.
The Road Ahead
  1. Move beyond historical gratitude: India cannot expect permanent goodwill solely because of its role in Bangladesh’s liberation. Relations must be built on contemporary interests and mutual respect.
  2. Respect political sovereignty: New Delhi needs to recognise Bangladesh’s domestic political realities and avoid actions perceived as interference in its internal affairs.
  3. Pragmatic neighbourhood policy: India must balance its regional influence with sensitivity towards Bangladesh’s concerns, particularly over the sharing of river waters.
  4. Strengthen functional cooperation: Both countries need to deepen cooperation on regional connectivity and shared security interests, while recognising that domestic political changes can reshape bilateral relations.

7. Chemical Signatures Could Help Detect Diseases Early, but Accuracy and Access Remain Challenges

              Chemical signatures or biomarkers are patterns of molecules, elements, isotopes or by-products identified in samples using analytical instruments such as spectrometers or chromatographs. Changes in these markers can help detect diseases, particularly those affecting the brain and nervous system, potentially before symptoms become obvious. The challenge lies in establishing how reliably a marker identifies a particular disease and whether patients can access the required tests.

Applications in Disease Detection
  1. Alzheimer’s disease: Doctors and researchers examine changes in amyloid-beta and tau proteins. Tests measuring phosphorylated tau, particularly p-tau217, can help identify changes associated with Alzheimer’s disease by measuring proteins in cerebrospinal fluid, the liquid surrounding the brain and spinal cord.
  2. Parkinson’s disease: Researchers are studying alpha-synuclein, a protein associated with Parkinson’s disease, as a potential biomarker.
  3. Autoimmune encephalitis: Tests can detect antibodies directed against particular brain proteins, helping identify an immune response affecting the brain.
  4. Other neurological conditions: Chemical signatures may help investigate seizures, memory problems and behavioural changes.
  5. Neurofilament light: Researchers are studying this protein as a marker of nerve-cell damage.
  6. Brain tumours: Selected molecular tests are already used in specialist practice to help classify tumours and guide treatment decisions. The molecular characteristics of a tumour can influence treatment choices.
Challenges in Diagnosis
  1. Limited disease specificity: Some markers indicate damage that occurs across several diseases rather than identifying one specific condition. A chemical signature may also appear in different conditions, making interpretation difficult.
  2. Clinical assessment remains essential: Biomarker results must be considered alongside symptoms, medical history, brain scans and other investigations. A test may identify changes associated with a disease without establishing whether the patient has symptoms or will develop them.
  3. Accuracy and interpretation: Researchers continue to investigate how reliably individual markers distinguish between conditions and how results should inform diagnosis and treatment.
  4. Cost and availability: Specialised tests may not be available at every hospital, requiring patients to travel to larger centres. Differences in laboratory methods can also affect how consistently results are interpreted.

The Indian Express Gist - 23rd October, 2026

1 . ECI’s Course Correction Is Welcome, Need for Accountability Remains

        The Election Commission of India (ECI) has introduced changes to the Special Intensive Revision (SIR) of electoral rolls following allegations of irregularities and criticism over its implementation. These include limiting objections during the revision process, accepting the long-pending demand of political parties for machine-readable electoral rolls, and directing verification of previously deleted names. While these measures represent a welcome correction, they do not resolve the concerns over alleged illegalities, the disenfranchisement of eligible voters and the institutional responsibility for the consequences of the exercise.

ECI’s Course Correction: Acknowledging Mistakes
  1. Corrective measures: The ECI has taken steps to address concerns arising from the SIR, including restrictions on the number of objections that can be filed during the relevant phase and acceptance of political parties’ demand for machine-readable electoral rolls.
  2. Form 6 and SSR: The ECI withdrew controversial Form 6 changes in non-SIR states and resumed the suspended Special Summary Revision (SSR). The column questions whether the suspension had prevented eligible first-time voters from enrolling.
  3. Verification of deleted electors: Chief Electoral Officers were directed to ensure that names deleted earlier were restored where voters remained eligible, with Booth Level Officers comparing pre- and post-SIR electoral rolls to identify deletions.
  4. Legal compliance: Technical experts were engaged to examine whether ECINet, the ECI’s digital platform, complied with applicable laws.
  5. Limits of correction: Such measures may address some procedural shortcomings, but they do not settle allegations of illegality or answer questions about the consequences of the earlier exercise.
SIR: Questions over Its Purpose and Consequences
  1. Stated objective versus outcome: The SIR was intended to “purify” electoral rolls by deleting the names of deceased and otherwise ineligible electors. However, concerns remain about whether the exercise effectively identified the ineligible while ensuring the inclusion of eligible voters.
  2. Alleged illegalities: Reports concerning the implementation of the SIR have raised questions about the manner in which electoral-roll revision was conducted. The ECI cannot avoid scrutiny of alleged illegalities simply by introducing subsequent corrective measures.
  3. Disenfranchisement: The exclusion of eligible electors raises a fundamental concern about the consequences of electoral-roll revision. The issue extends beyond administrative errors to the possibility of citizens being denied the opportunity to participate in elections.
  4. Human consequences: The exercise generated anxiety within households over the possibility of names being deleted and the need to establish eligibility. These consequences cannot be addressed solely through administrative adjustments made after the process has begun.
Accountability Beyond Course Correction
  1. Responsibility for consequences: Corrective measures are welcome, but they do not absolve the ECI of responsibility for the alleged disenfranchisement and irregularities associated with the SIR.
  2. Judicial scrutiny: The Supreme Court’s consideration of alleged illegalities raises questions about the legality of the ECI’s actions and the responsibility of the institution for the consequences of its decisions.
  3. Institutional accountability: Beyond correcting procedural errors, accountability must address allegations of unilateral decisions, unauthorised changes to Form 6 and software that allegedly obstructed EROs from performing their statutory duties. These allegations remain subject to judicial scrutiny.
  4. Credibility of the process: The legitimacy of electoral-roll revision depends on whether its stated objectives are achieved lawfully and without unjustifiably excluding eligible electors.

2. PHP2Shell: The Flaws That Forced Websites to Shut Down Worldwide

Websites operated by Japan’s Finance Ministry, the Port of Rotterdam and the Wikimedia Foundation went offline following the discovery of two critical vulnerabilities in PHP. The vulnerabilities, collectively called PHP2Shell, prompted cybersecurity agencies to issue warnings and developers to release security updates.

Understanding PHP2Shell
  1. PHP: An open-source programming language used to build websites and process information such as login details, application submissions and online purchases. WordPress, which powers over 40% of websites globally, uses PHP.
  2. PHP2Shell vulnerabilities: The two flaws could allow attackers to remotely execute malicious code on affected web servers without logging in or accessing sensitive information stored in server memory.
  3. How the vulnerabilities work: One flaw can cause remote code execution through memory corruption when PHP runs out of memory during request cleanup. The second involves stale internal state from an earlier request being reused incorrectly. Under vulnerable configurations, these flaws can allow unauthenticated attackers to execute malicious code or access sensitive information.
  4. Role of AI: Researchers used AI tools to discover the vulnerabilities. However, the flaws themselves can be exploited without AI.
Why Remediation Is Difficult?
  1. Shared hosting: Website owners may not control the servers hosting their websites or know who maintains the PHP installation, making it difficult to ensure that security updates are applied.
  2. Legacy systems: Older systems and appliances may be difficult to update or replace. Some operate as “black boxes,” with limited visibility into their software versions and patch status.
  3. Vendor dependence: Organisations may rely on external vendors to maintain systems and provide security updates, limiting their ability to address vulnerabilities independently.
  4. Precautionary shutdowns: Cybersecurity agencies advised operators to install the security updates released on 21 October 2026. Organisations unable to patch immediately were advised to take vulnerable services offline temporarily. Such shutdowns do not, by themselves, establish that a breach occurred.

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