What is GHSA-528r-g499-rgj9?

GHSA-528r-g499-rgj9 is a security advisory published by GitHub Security Advisories with High severity. Improper privilege management in Navigation in Google Chrome on on iOS prior to 157.0.8103.38...

Which CVE IDs does GHSA-528r-g499-rgj9 cover?

GHSA-528r-g499-rgj9 covers the following CVE IDs: CVE-2026-121090. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-528r-g499-rgj9?

GHSA-528r-g499-rgj9 has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-528r-g499-rgj9HighCVSS 8.3

Improper privilege management in Navigation in Google Chrome on on iOS prior to 157.0.8103.38...

Vendor

GitHub Security Advisories

Published

November 3, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-121090 →

📋 Description

Improper privilege management in Navigation in Google Chrome on on iOS prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-121090
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/568936993
https://github.com/advisories/GHSA-528r-g499-rgj9