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VulnerabilityPublished Updated

CVE-2026-11133: Google Chrome · Insufficient Policy Enforcement

Affects Google ChromeSource CVE Database V5

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Not known to be exploited · CVSS 6.5 Medium : upgrade to 149.0.7827.53 when convenient.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 10% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 149.0.7827.53
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 4 Jun 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

What to do

Upgrade Google Chrome to 149.0.7827.53.

Affected software

ProductAffectedFixed in
GoogleChromeAffected
  • >=149.0.7827.53 <149.0.7827.53
Fixed in
  • 149.0.7827.53

AI-suggested

The vulnerability affects versions prior to 149.0.7827.53. Users should update to version 149.0.7827.53 or later to remediate this issue. The vendor advisory linked provides the stable channel update for desktop Chrome. Patch status is not explicitly confirmed in the advisory, but the version 149.0.7827.53 is indicated as the fixed version. Users should verify they are running this version or newer.

Description

CVE-2026-11133 is a medium severity vulnerability in Google Chrome prior to version 149.0.7827.53. It involves insufficient policy enforcement in the Paint component, allowing a remote attacker to bypass the same origin policy via a crafted HTML page. This could lead to integrity impact without affecting confidentiality or availability.

References

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