What is GHSA-63q5-h7pq-qqx5?

GHSA-63q5-h7pq-qqx5 is a security advisory published by GitHub Security Advisories with High severity. Use after free in PostgreSQL plperl allows an object creator to execute arbitrary code as the...

Which CVE IDs does GHSA-63q5-h7pq-qqx5 cover?

GHSA-63q5-h7pq-qqx5 covers the following CVE IDs: CVE-2026-116307. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-63q5-h7pq-qqx5?

GHSA-63q5-h7pq-qqx5 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-63q5-h7pq-qqx5HighCVSS 8.8

Use after free in PostgreSQL plperl allows an object creator to execute arbitrary code as the...

Vendor

GitHub Security Advisories

Published

November 12, 2026

Last Modified

November 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-116307 →

📋 Description

Use after free in PostgreSQL plperl allows an object creator to execute arbitrary code as the operating system user running the database, via re-entering plperl and freeing a prepared query while an outer invocation is executing it. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-116307
https://www.postgresql.org/support/security/CVE-2026-116307
https://github.com/advisories/GHSA-63q5-h7pq-qqx5