What is GHSA-h2mx-fjwm-h5h6?

GHSA-h2mx-fjwm-h5h6 is a security advisory published by GitHub Security Advisories with High severity. Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote...

Which CVE IDs does GHSA-h2mx-fjwm-h5h6 cover?

GHSA-h2mx-fjwm-h5h6 covers the following CVE IDs: CVE-2026-106378. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-h2mx-fjwm-h5h6?

GHSA-h2mx-fjwm-h5h6 has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-h2mx-fjwm-h5h6HighCVSS 8.3

Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote...

Vendor

GitHub Security Advisories

Published

October 6, 2026

Last Modified

October 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-106378 →

📋 Description

Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-106378
https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html
https://issues.chromium.org/issues/507596239
https://github.com/advisories/GHSA-h2mx-fjwm-h5h6