What is GHSA-mpwv-4wmh-cvf7?

GHSA-mpwv-4wmh-cvf7 is a security advisory published by GitHub Security Advisories with Low severity. In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler...

Which CVE IDs does GHSA-mpwv-4wmh-cvf7 cover?

GHSA-mpwv-4wmh-cvf7 covers the following CVE IDs: CVE-2026-24515. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mpwv-4wmh-cvf7?

GHSA-mpwv-4wmh-cvf7 has a CVSS v3 base score of 2.9, published by GitHub Security Advisories.

GHSA-mpwv-4wmh-cvf7LowCVSS 2.9

In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler...

Vendor

GitHub Security Advisories

Published

January 23, 2026

Last Modified

June 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-24515 →

📋 Description

In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-24515
https://github.com/libexpat/libexpat/pull/1131
https://cert-portal.siemens.com/productcert/html/ssa-253495.html
https://github.com/advisories/GHSA-mpwv-4wmh-cvf7