CVE-2026-89161

State: Published
Severity: 7.4 High
Published: Sep 11, 2026
Updated: Sep 11, 2026
Reserved: Sep 11, 2026

Description

In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.

Scores

CVSS	Score	Vector	Source
3.1	7.4 High	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	mitre

Weaknesses

CWE-590 Free of Memory not on the Heap

Affected Products

Product	Versions
PCRE2PCRE	before 10.48Affected

References

https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48
https://github.com/PCRE2Project/pcre2/pull/937

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