What is GHSA-ph3w-qrr8-hpm9?

GHSA-ph3w-qrr8-hpm9 is a security advisory published by GitHub Security Advisories with Critical severity. Use after free in Workers in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to...

Which CVE IDs does GHSA-ph3w-qrr8-hpm9 cover?

GHSA-ph3w-qrr8-hpm9 covers the following CVE IDs: CVE-2026-91749. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-ph3w-qrr8-hpm9?

GHSA-ph3w-qrr8-hpm9 has a CVSS v3 base score of 9.6, published by GitHub Security Advisories.

GHSA-ph3w-qrr8-hpm9CriticalCVSS 9.6

Use after free in Workers in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-91749 →

📋 Description

Use after free in Workers in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-91749
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html
https://issues.chromium.org/issues/558456602
https://github.com/advisories/GHSA-ph3w-qrr8-hpm9