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Vulnerability DatabaseCVE-2026-2006

CVE-2026-2006: 
PostgreSQL vulnerability analysis and mitigation

Missing validation of multibyte character length in PostgreSQL text manipulation allows a database user to issue crafted queries that achieve a buffer overrun. That suffices to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected.

Source: NVD

Related PostgreSQL vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-2006HIGH8.8
  • PostgreSQLPostgreSQL
  • postgresql17-devel
NoYesFeb 12, 2026
CVE-2026-2005HIGH8.8
  • PostgreSQLPostgreSQL
  • postgresql18-server
NoYesFeb 12, 2026
CVE-2026-2004HIGH8.8
  • PostgreSQLPostgreSQL
  • postgresql:12::postgresql-server-devel
NoYesFeb 12, 2026
CVE-2026-2007HIGH8.2
  • PostgreSQLPostgreSQL
  • libpq5
NoYesFeb 12, 2026
CVE-2026-3172HIGH8.1
  • PostgreSQLPostgreSQL
  • postgresql18-pgvector
NoYesFeb 25, 2026

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