What is GHSA-c27v-65fh-7pg2?

GHSA-c27v-65fh-7pg2 is a security advisory published by GitHub Security Advisories with Medium severity. Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code...

Which CVE IDs does GHSA-c27v-65fh-7pg2 cover?

GHSA-c27v-65fh-7pg2 covers the following CVE IDs: CVE-2026-66798. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-c27v-65fh-7pg2?

GHSA-c27v-65fh-7pg2 has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-c27v-65fh-7pg2MediumCVSS 4.3

Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code...

Vendor

GitHub Security Advisories

Published

August 28, 2026

Last Modified

August 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-66798 →

📋 Description

Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66798
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66798
https://github.com/advisories/GHSA-c27v-65fh-7pg2