CVE-2026-121227

chromium-browser: Uninitialized resource in Skia

Published Nov 3, 2026 CVSS 3.1 · 7.4 High EPSS < 1% KEV · Not listed
Description
Uninitialized resource in Skia in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

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

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'}

cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N'}

Type Values Removed Values Added
Title Uninitialized Resource in Skia Enables Renderer Escape for Memory Disclosure chromium-browser: Uninitialized resource in Skia
References
Metrics threat_severity

None

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'}

threat_severity

Important

Type Values Removed Values Added
Title Uninitialized Resource in Skia Enables Renderer Escape for Memory Disclosure
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Uninitialized resource in Skia in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-908
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Nov 9, 2026, 7:28 PM
Reserved
Nov 3, 2026, 10:33 AM
Status
Analyzed
Published
Nov 3, 2026, 9:17 PM
Modified
Nov 12, 2026, 6:36 PM
Severity
Important
Public date
Nov 3, 2026, 8:42 PM