What is GHSA-3vg3-5xj5-c63w?

GHSA-3vg3-5xj5-c63w is a security advisory published by GitHub Security Advisories with Medium severity. Improper input validation in StorageAccessAPI in Google Chrome prior to 152.0.7977.65 allowed a...

Which CVE IDs does GHSA-3vg3-5xj5-c63w cover?

GHSA-3vg3-5xj5-c63w covers the following CVE IDs: CVE-2026-78976. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3vg3-5xj5-c63w?

GHSA-3vg3-5xj5-c63w has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-3vg3-5xj5-c63wMediumCVSS 4.3

Improper input validation in StorageAccessAPI in Google Chrome prior to 152.0.7977.65 allowed a...

Vendor

GitHub Security Advisories

Published

August 25, 2026

Last Modified

August 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-78976 →

📋 Description

Improper input validation in StorageAccessAPI in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-78976
https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html
https://issues.chromium.org/issues/517550421
https://github.com/advisories/GHSA-3vg3-5xj5-c63w