What is GHSA-mq4r-p73m-gphj?

GHSA-mq4r-p73m-gphj is a security advisory published by GitHub Security Advisories with High severity. PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API...

Which CVE IDs does GHSA-mq4r-p73m-gphj cover?

GHSA-mq4r-p73m-gphj covers the following CVE IDs: CVE-2026-103111. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mq4r-p73m-gphj?

GHSA-mq4r-p73m-gphj has a CVSS v3 base score of 7.6, published by GitHub Security Advisories.

GHSA-mq4r-p73m-gphjHighCVSS 7.6

PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API...

Vendor

GitHub Security Advisories

Published

September 30, 2026

Last Modified

October 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-103111 →

📋 Description

PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.

🔗 References (4)

https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-r9hj-j2rw-4q3m
https://nvd.nist.gov/vuln/detail/CVE-2026-103111
https://lists.debian.org/debian-lts-announce/2026/10/msg00008.html
https://github.com/advisories/GHSA-mq4r-p73m-gphj