CVE-2026-89157

State: Published
Severity: 5.7 Medium
Published: Sep 11, 2026
Updated: Sep 11, 2026
Reserved: Sep 11, 2026

Description

PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.

Scores

CVSS	Score	Vector	Source
3.1	5.7 Medium	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L	mitre

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
PCRE2PCRE	10.30 to before 10.48Affected

References

https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48
https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9

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