Improper Validation of Specified Type of Input Affecting libpq package, versions [14.2,14.22)[15.3,15.17)[16.8,16.13)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (18th percentile)

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  • Snyk IDSNYK-CONAN-LIBPQ-15282863
  • published15 Feb 2026
  • disclosed12 Feb 2026
  • creditUnknown

Introduced: 12 Feb 2026

CVE-2026-2003  (opens in a new tab)
CWE-1287  (opens in a new tab)

How to fix?

Upgrade libpq to version 14.22, 15.17, 16.13 or higher.

Overview

Affected versions of this package are vulnerable to Improper Validation of Specified Type of Input via improper validation of the oidvector type. An attacker can access a few bytes of server memory by crafting specific database queries.

CVSS Base Scores

version 4.0
version 3.1