CVE-2026-121114
9.6 CRITICALPublished 2026-11-03 · Updated 2026-11-03
AI risk analysis
- Summary
- A use-after-free vulnerability in Chrome's TabStrip component allows a remote attacker to trigger memory corruption by reusing freed objects after navigation, leading to arbitrary code execution outside the sandbox.
- Exploitability
- Exploitation requires a user to visit a specially crafted HTML page (social engineering/UI interaction), with no special privileges needed beyond normal browsing.
- Blast radius
- Successful exploitation could lead to full system compromise via sandbox escape, enabling attackers to install malware, steal data, or pivot within the host environment.
- Detection
- No reliable host or network indicator is derivable from the published description.
- Prioritized remediation
- Upgrade Google Chrome to version 157.0.8103.38 or later.
use-after-freesandbox-escaperceweb
Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.
NVD description
Use after free in TabStrip in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weaknesses
CWE-416
All references
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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