CVE-2026-87491

Published Sep 9, 2026 CVSS 3.1 · 8.8 High EPSS 3.5% KEV · Listed
Description
Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4790-1 chromium security update
Debian DSA Debian DSA DSA-6506-1 chromium security update
History
Type Values Removed Values Added
Title V8 Out‑of‑Bounds Write Enables Remote Code Execution in Chrome
Type Values Removed Values Added
Metrics ssvc

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

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title V8 Out‑of‑Bounds Write Enables Remote Code Execution in Chrome
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-09-09T00:00:00+00:00', 'dueDate': '2026-09-23T00:00:00+00:00'}

Type Values Removed Values Added
First Time appeared Google
Google chrome
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Title Out-of-Bounds Write in V8 Enables Remote Code Execution in Browser Sandbox
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
Title Out-of-Bounds Write in V8 Enables Remote Code Execution in Browser Sandbox
Type Values Removed Values Added
Description Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-787
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Sep 21, 2026, 12:51 PM
Reserved
Sep 8, 2026, 10:38 PM
Status
Analyzed
Published
Sep 9, 2026, 1:17 AM
Modified
Sep 21, 2026, 1:17 PM