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VulnerabilityPublished

CVE-2026-11244: Google Chrome · Insufficient Validation of Untrusted Input

Affects Google ChromeSource CVE Database V5

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Not known to be exploited · CVSS 3.1 Low : upgrade to 149.0.7827.53 when convenient.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 3.1 base score
3.1Low
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:H/PR:N/UI:R/S:U/C:L/I:N/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

Until confirmed patched, users should apply the latest Chrome updates when available. No additional mitigation steps are specified by the vendor.

Description

CVE-2026-11244 is a low severity vulnerability in Google Chrome's WebAuthentication component prior to version 149.0.7827.53. It involves insufficient validation of untrusted input that could allow a remote attacker, who has already compromised the renderer process, to bypass the same origin policy via a crafted HTML page. The vulnerability does not affect confidentiality, integrity, or availability beyond this scope. No known exploits are reported in the wild. A vendor advisory is available but does not explicitly confirm patch status.

References

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