CVE-2026-9121

chromium-browser: Out of bounds read in GPU

Published May 20, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DSA Debian DSA DSA-6287-1 chromium security update
History
Type Values Removed Values Added
Title Out‑of‑Bounds Read in GPU Rendering Engine Leading to Heap Corruption chromium-browser: Out of bounds read in GPU
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
Type Values Removed Values Added
Title Out‑of‑Bounds Read in GPU Rendering Engine Leading to Heap Corruption
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-125
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
May 21, 2026, 3:55 AM
Reserved
May 20, 2026, 5:39 PM
Status
Analyzed
Published
May 20, 2026, 8:16 PM
Modified
Jul 23, 2026, 3:10 PM
Severity
Moderate
Public date
May 19, 2026, 12:00 AM