CVE-2026-5904

chromium-browser: Use after free in V8

Published Apr 8, 2026 CVSS 3.1 · 8.2 High EPSS n/a KEV · Not listed
Description
Determined a bug and not a vulnerability

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6205-1 chromium security update
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: Low) Determined a bug and not a vulnerability
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
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H'}

ssvc

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

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'}

Type Values Removed Values Added
Title V8 Use‑After‑Free via Malicious Chrome Extension chromium-browser: Use after free in V8
Weaknesses CWE-825
References
Metrics threat_severity

None

cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H'}

threat_severity

Low

Type Values Removed Values Added
Title V8 Use‑After‑Free via Malicious Chrome Extension
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: Low)
Weaknesses CWE-416
References
Weaknesses

Sources

Status
REJECTED
Assigner
Chrome
Published
Updated
Jun 16, 2026, 9:49 PM
Reserved
Apr 8, 2026, 7:34 PM
Status
Rejected
Published
Apr 8, 2026, 10:16 PM
Modified
Jun 17, 2026, 1:20 PM
Severity
Low
Public date
Apr 7, 2026, 12:00 AM