What is GHSA-63q9-9v3c-vgh4?

GHSA-63q9-9v3c-vgh4 is a security advisory published by GitHub Security Advisories with High severity. Double free in PDFium in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote...

Which CVE IDs does GHSA-63q9-9v3c-vgh4 cover?

GHSA-63q9-9v3c-vgh4 covers the following CVE IDs: CVE-2026-87585. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-63q9-9v3c-vgh4?

GHSA-63q9-9v3c-vgh4 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-63q9-9v3c-vgh4HighCVSS 8.8

Double free in PDFium in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote...

Vendor

GitHub Security Advisories

Published

September 9, 2026

Last Modified

September 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-87585 →

📋 Description

Double free in PDFium in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted PDF file. (Chromium security severity: High)

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-87585
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
https://issues.chromium.org/issues/540817065
https://github.com/advisories/GHSA-63q9-9v3c-vgh4