What is GHSA-fv55-2p8j-mhm4?

GHSA-fv55-2p8j-mhm4 is a security advisory published by GitHub Security Advisories with Medium severity. Incorrect authorization in ServiceWorker in Google Chrome prior to 152.0.7977.65 allowed a remote...

Which CVE IDs does GHSA-fv55-2p8j-mhm4 cover?

GHSA-fv55-2p8j-mhm4 covers the following CVE IDs: CVE-2026-79238. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-fv55-2p8j-mhm4?

GHSA-fv55-2p8j-mhm4 has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-fv55-2p8j-mhm4MediumCVSS 4.3

Incorrect authorization in ServiceWorker in Google Chrome prior to 152.0.7977.65 allowed a remote...

Vendor

GitHub Security Advisories

Published

August 25, 2026

Last Modified

August 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-79238 →

📋 Description

Incorrect authorization in ServiceWorker in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted Chrome extension. (Chromium security severity: Medium)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-79238
https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html
https://issues.chromium.org/issues/517774971
https://github.com/advisories/GHSA-fv55-2p8j-mhm4