What is GHSA-pgvr-mrf9-wg88?

GHSA-pgvr-mrf9-wg88 is a security advisory published by GitHub Security Advisories with High severity. Use after free in Compositing in Google Chrome prior to 156.0.8078.73 allowed a remote attacker...

Which CVE IDs does GHSA-pgvr-mrf9-wg88 cover?

GHSA-pgvr-mrf9-wg88 covers the following CVE IDs: CVE-2026-118346. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-pgvr-mrf9-wg88?

GHSA-pgvr-mrf9-wg88 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-pgvr-mrf9-wg88HighCVSS 8.8

Use after free in Compositing in Google Chrome prior to 156.0.8078.73 allowed a remote attacker...

Vendor

GitHub Security Advisories

Published

October 28, 2026

Last Modified

October 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-118346 →

📋 Description

Use after free in Compositing in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-118346
https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_0562499947.html
https://issues.chromium.org/issues/574382050
https://github.com/advisories/GHSA-pgvr-mrf9-wg88