What is GHSA-3v4x-7jrr-p5vf?

GHSA-3v4x-7jrr-p5vf is a security advisory published by GitHub Security Advisories with Critical severity. Out of bounds write in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...

Which CVE IDs does GHSA-3v4x-7jrr-p5vf cover?

GHSA-3v4x-7jrr-p5vf covers the following CVE IDs: CVE-2026-87638. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3v4x-7jrr-p5vf?

GHSA-3v4x-7jrr-p5vf has a CVSS v3 base score of 9.6, published by GitHub Security Advisories.

GHSA-3v4x-7jrr-p5vfCriticalCVSS 9.6

Out of bounds write in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...

Vendor

GitHub Security Advisories

Published

September 9, 2026

Last Modified

September 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-87638 →

📋 Description

Out of bounds write in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-87638
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
https://issues.chromium.org/issues/540024134
https://github.com/advisories/GHSA-3v4x-7jrr-p5vf