CVE-2026-102317

chromium-browser: chromium-browser: Improper privilege management in Mojo

Published Sep 29, 2026 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed
Description
Improper privilege management in Mojo in Google Chrome on on Windows prior to 154.0.8037.92 allowed a local attacker to potentially execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4811-1 chromium security update
Debian DSA Debian DSA DSA-6535-1 chromium security update
History
Type Values Removed Values Added
Title Local Privilege Escalation via Improper Mojo Privilege Management in Chrome Windows chromium-browser: chromium-browser: Improper privilege management in Mojo
Weaknesses CWE-266
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows
Type Values Removed Values Added
Title Local Privilege Escalation via Improper Mojo Privilege Management in Chrome Windows
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}

Type Values Removed Values Added
Description Improper privilege management in Mojo in Google Chrome on on Windows prior to 154.0.8037.92 allowed a local attacker to potentially execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)
Weaknesses CWE-269
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Sep 30, 2026, 3:57 AM
Reserved
Sep 28, 2026, 9:44 PM
Status
Analyzed
Published
Sep 29, 2026, 8:17 PM
Modified
Sep 30, 2026, 2:58 PM
Severity
Important
Public date
Sep 29, 2026, 7:45 PM