CVEvulnerability

CVE-2026-6479

7.5 HIGH Published 2026-05-14 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-05-14
Last modified
2026-06-17
Assigner
f86ef6dc-4d3a-42ad-8f28-e6d5547a5007
CVSS 3.1 (f86ef6dc-4d3a-42ad-8f28-e6d5547a5007)
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-674

Description

Uncontrolled recursion in PostgreSQL SSL and GSS negotiation allows an attacker able to connect to a PostgreSQL AF_UNIX socket to achieve sustained denial of service. If SSL and GSS are both disabled, an attacker can do the same via access to a PostgreSQL TCP socket. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

Affected configurations

• postgresql postgresql (< 14.23) • postgresql postgresql (>= 15.0 < 15.18) • postgresql postgresql (>= 16.0 < 16.14) • postgresql postgresql (>= 17.0 < 17.10) • postgresql postgresql (>= 18.0 < 18.4)

Related

Weakness · CWE (1)

  • CWE-674 Uncontrolled Recursion weakness

References