What is GHSA-x43m-gvp6-h6mf?

GHSA-x43m-gvp6-h6mf is a security advisory published by GitHub Security Advisories with Medium severity. Insufficient validation of untrusted input in SiteIsolation in Google Chrome prior to 148.0.7778...

Which CVE IDs does GHSA-x43m-gvp6-h6mf cover?

GHSA-x43m-gvp6-h6mf covers the following CVE IDs: CVE-2026-8528. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-x43m-gvp6-h6mf?

GHSA-x43m-gvp6-h6mf has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-x43m-gvp6-h6mfMediumCVSS 4.3

Insufficient validation of untrusted input in SiteIsolation in Google Chrome prior to 148.0.7778...

Vendor

GitHub Security Advisories

Published

May 14, 2026

Last Modified

May 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-8528 →

📋 Description

Insufficient validation of untrusted input in SiteIsolation in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to bypass Site Isolation via a crafted HTML page. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-8528
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html
https://issues.chromium.org/issues/487795397
https://github.com/advisories/GHSA-x43m-gvp6-h6mf