Google Chromium Use-After-Free Vulnerability
Use after free in XML in Google Chrome prior to 157.0.8103.50 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
What happened
Use after free in XML in Google Chrome prior to 157.0.8103.50 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
CISA lists it as exploited, added 10 Nov 2026.
Does it affect you
Names Google Chrome. Enter the product and version you run to place it against the affected range the vendor published.
What to do
- Follow the vendor advisory for the fixed release and any interim mitigation.
chromereleases.googleblog.com - Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
cisa.gov
CISA’s notes for this entry:
- chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_018223192.html
- BOD 26-04: cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk
- Forensics Triage Requirements: cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk
- nvd.nist.gov/vuln/detail/CVE-2026-125350
Affected, as published to NVD
- chrome
- Google Chrome: everything below 157.0.8103.50
The record
- NVD status
- Analyzed
- Published
- 10 Nov 2026, last modified 11 Nov 2026 (NVD)
- Severity
- CVSS 3.1 base score 8.8, High — computed here from the vector; NVD states 8.8.
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness
- CWE-416 Use After Free (NVD; names by MITRE)
- Exploitation
- Listed in CISA’s Known Exploited Vulnerabilities catalogue since 10 Nov 2026; federal remediation due 24 Nov 2026. CISA entry
- Exploit probability
- EPSS 1.0%, 62nd percentile — FIRST, scored 12 Nov 2026. FIRST EPSS
- Vendor
- Google · Chromium (CISA)
References on the NVD record
- chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_018223192.htmlRelease NotesVendor Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-125350US Government Resource
- issues.chromium.org/issues/582442907Permissions Required
Reporting that names this identifier
- CISA Adds Six Known Exploited Vulnerabilities to Catalog — CISA, 4 d ago
- Google Issues Chrome Security Update for Eighth Actively Exploited Zero-Day of 2026 — The Hacker News, 4 d ago
Sources
The verdict above is computed from the products and versions you entered and the affected ranges the vendor published to NVD. It does not inspect your environment, and this site never reports a product as unaffected: why.