CVE-2026-6474CWE-134

PostgreSQL timeofday() can disclose portions of server memory

Medium · published May 14, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
11.1
In the wild
Unconfirmed
What it is

Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00214 · 11.1th percentile
Weakness
CWE-134 · Use of Externally-Controlled Format String
Published
2026-05-14T13:00Z
EPSS history
Timeline
  • 14 MAY 13:00Z
    PostgreSQL timeofday() can disclose portions of server memory
    cvelistv5