What is GHSA-855j-754p-55fw?

GHSA-855j-754p-55fw is a security advisory published by GitHub Security Advisories with High severity. Use after free in WebRTC in Google Chrome on Linux prior to 148.0.7778.216 allowed a remote...

Which CVE IDs does GHSA-855j-754p-55fw cover?

GHSA-855j-754p-55fw covers the following CVE IDs: CVE-2026-9988. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-855j-754p-55fw?

GHSA-855j-754p-55fw has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-855j-754p-55fwHighCVSS 8.3

Use after free in WebRTC in Google Chrome on Linux prior to 148.0.7778.216 allowed a remote...

Vendor

GitHub Security Advisories

Published

May 29, 2026

Last Modified

May 29, 2026

🔗 CVE IDs covered (1)

CVE-2026-9988 →

📋 Description

Use after free in WebRTC in Google Chrome on Linux prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-9988
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html
https://issues.chromium.org/issues/513049286
https://github.com/advisories/GHSA-855j-754p-55fw