What is GHSA-vwh3-jq98-4w28?

GHSA-vwh3-jq98-4w28 is a security advisory published by GitHub Security Advisories with Critical severity. Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')...

Which CVE IDs does GHSA-vwh3-jq98-4w28 cover?

GHSA-vwh3-jq98-4w28 covers the following CVE IDs: CVE-2026-100382. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-vwh3-jq98-4w28Critical

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')...

Vendor

GitHub Security Advisories

Published

September 26, 2026

Last Modified

September 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-100382 →

📋 Description

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection.

This issue affects Mediawiki - ExternalData Extension: from * before 3.7.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-100382
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/ExternalData/+/1326012
https://phabricator.wikimedia.org/T434961
https://github.com/advisories/GHSA-vwh3-jq98-4w28