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CISA Known Exploited Vulnerabilities

Google Chromium Use-After-Free Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV
2026-11-10
Remediation due
2026-11-24

Required action
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 notes
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_018223192.html ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-125350

Description

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)

Key Findings

as of 2026-11-12
All KEV statistics→
  • CISA added CVE-2026-125350 to the KEV catalog on the day its CVE record was published. The median for entries added in 2026 so far is 12 days.
  • It is one of 77 Google entries in the CISA KEV catalog, and one of 10 added in 2026.
  • Its current EPSS score (1.0%) is higher than that of 3% of CISA KEV entries.

Severity

CVSS 3.1 · CISA · Base score8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HOpen in CVSS calculator
SSVC · CISA-ADP
Exploitationactive
Automatableno
Technical impacttotal

Affected Products

ProductAffected versions
Google
Chrome
157.0.8103.50 to <157.0.8103.50

References

2 links

Record Details

Published
2026-11-10
Last updated
2026-11-11
Assigner (CNA)
Chrome
Credited to
-

More from Google

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). Alert titles and links from CISA cybersecurity alerts. This site is not affiliated with or endorsed by MITRE, NVD, CISA, or FIRST.