CVE-2026-15742
An attacker can exploit multiple vulnerabilities in PostgreSQL to execute arbitrary code, perform SQL injection attacks, bypass security measures, disclose or manipulate data or cause denial-of-service conditions.
CSIRTS triage
- What
- Multiple vulnerabilities in PostgreSQL allow arbitrary code execution, SQL injection, authentication bypass, data manipulation, and denial of service.
- Who is affected
- All PostgreSQL deployments with affected versions are at risk.
- Urgency
- High severity with multiple critical attack classes including RCE; immediate patching is essential.
- Action
- Upgrade PostgreSQL to the latest patched version addressing all listed CVEs.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.48% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 39% of all EPSS-scored CVEs.
Advisory coverage (3)
- high[NEW] [high] PostgreSQL: Multiple vulnerabilitiescert-bund · 2026-08-14
- unknownMultiple vulnerabilities in PostgreSQL (August 14, 2026)cert-fr-avis · 2026-08-14
- highCVE-2026-15742: Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range …nvd · 2026-08-13
External references
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