What is GHSA-294r-hwg8-m55w?

GHSA-294r-hwg8-m55w is a security advisory published by GitHub Security Advisories with Critical severity. The affected products are missing authorization on state-changing CGIs and session checks are not...

Which CVE IDs does GHSA-294r-hwg8-m55w cover?

GHSA-294r-hwg8-m55w covers the following CVE IDs: CVE-2026-66887. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-294r-hwg8-m55w?

GHSA-294r-hwg8-m55w has a CVSS v3 base score of 9.6, published by GitHub Security Advisories.

GHSA-294r-hwg8-m55wCriticalCVSS 9.6

The affected products are missing authorization on state-changing CGIs and session checks are not...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-66887 →

📋 Description

The affected products are missing authorization on state-changing CGIs and session checks are not performed.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-66887
https://digital-watchdog.com/downloads
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-258-01.json
https://www.cisa.gov/news-events/ics-advisories/icsa-26-258-01
https://github.com/advisories/GHSA-294r-hwg8-m55w