CVE-2026-89161

high

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.

References

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

https://github.com/PCRE2Project/pcre2/pull/937

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-75946

Details

Source: Mitre, NVD

Published: 2026-09-11

Updated: 2026-09-16

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.0011