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CVE-2026-14676

CVE-2026-14676 · PostgreSQL pg_stat_statements heap buffer overflow executes arbitrary code

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before PostgreSQL 18 are unaffected.

CVSS 8.8 · High · EPSS 0.4% · Fix available

Published
Updated

Stack: system · database

Affected products and versions

  • postgresql

    Versions
    • ≥ 18, < 18.6: Affected (rpm)

    Update to 18.6

  • postgresql-18 Debian:14

    Versions
    • 18.0-1
    • 18.1-1
    • 18.1-2
    • 18.2-1
    • 18.3-1
    • 18.4-1
    • 18~beta1+20250612-1
    • 18~beta1+20250624-1
    • 18~beta1+20250701-1
    • 18~beta1-1
    • 18~beta2-1
    • 18~beta3-1
    • 18~rc1-1
    • 18~rc1-2
    • 18~rc1-3
    • 18~~devel.20250318+g4078da6c478-1
    • 18~~devel.20250331-1
    • 18~~devel.20250405-1
    • 18~~devel.20250421-1
    • 18~~devel.20250502-1
    Affected ranges
    • ECOSYSTEM: < 18.6-1

    Update to 18.6-1

  • postgresql-9.3 Ubuntu:Pro:14.04:LTS

    Versions
    • 9.3.1-1
    • 9.3.2-1
    • 9.3.2-1ubuntu1
    • 9.3.2-1ubuntu2
    • 9.3.3-1
    • 9.3.3-1bzr1
    • 9.3.3-1bzr2
    • 9.3.4-1
    • 9.3.5-0ubuntu0.14.04.1
    • 9.3.6-0ubuntu0.14.04
    • 9.3.7-0ubuntu0.14.04
    • 9.3.8-0ubuntu0.4.04
    • 9.3.9-0ubuntu0.14.04
    • 9.3.10-0ubuntu0.14.04
    • 9.3.11-0ubuntu0.14.04
    • 9.3.12-0ubuntu0.14.04
    • 9.3.13-0ubuntu0.14.04
    • 9.3.14-0ubuntu0.14.04
    • 9.3.15-0ubuntu0.14.04
    • 9.3.16-0ubuntu0.14.04
    • 9.3.17-0ubuntu0.14.04
    • 9.3.18-0ubuntu0.14.04.1
    • 9.3.19-0ubuntu0.14.04
    • 9.3.20-0ubuntu0.14.04
    • 9.3.21-0ubuntu0.14.04
    • 9.3.22-0ubuntu0.14.04
    • 9.3.23-0ubuntu0.14.04
    • 9.3.24-0ubuntu0.14.04
    • 9.3.24-0ubuntu0.14.04+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • postgresql-18 Ubuntu:26.04:LTS

    Versions
    • 18.0-1
    • 18.1-1
    • 18.1-1ubuntu1
    • 18.1-1ubuntu2
    • 18.1-2
    • 18.3-1
    • 18.4-0ubuntu0.26.04.1
    Affected ranges
    • ECOSYSTEM: < 18.6-0ubuntu0.26.04.1

    Update to 18.6-0ubuntu0.26.04.1

Original sources

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