What is GHSA-hgvx-p8jp-q5xq?

GHSA-hgvx-p8jp-q5xq is a security advisory published by GitHub Security Advisories with High severity. Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker...

Which CVE IDs does GHSA-hgvx-p8jp-q5xq cover?

GHSA-hgvx-p8jp-q5xq covers the following CVE IDs: CVE-2026-91709. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hgvx-p8jp-q5xq?

GHSA-hgvx-p8jp-q5xq has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-hgvx-p8jp-q5xqHighCVSS 8.8

Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-91709 →

📋 Description

Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-91709
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html
https://issues.chromium.org/issues/547815507
https://github.com/advisories/GHSA-hgvx-p8jp-q5xq