Skip to main content
CVE-2026-121255VulnerabilityPublished

Autofill AI · Incorrect Authorization

Source GCVE Database

0
Compare
Authoritative record:CVE-2026-121255· Medium

Not known to be exploited : upgrade to 157.0.8103.38 when convenient.

Data as of 3 Nov 2026, 22:43 UTC

Severity
Medium

Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 157.0.8103.38

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 3 Nov 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 3 Nov 2026.

What to do

Upgrade Chrome and google/chrome to 157.0.8103.38.

Affected software

ProductAffectedFixed in
GoogleChromeAffected
  • >=157.0.8103.38 <157.0.8103.38
Fixed in
  • 157.0.8103.38
Googlegoogle/chromepkg:deb/google/chromeOther threatsAffected
  • <157.0.8103.38
Fixed in
  • 157.0.8103.38

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Users and administrators should update Google Chrome to version 157.0.8103.38 or later to remediate this vulnerability. Since this is a client-side software issue, applying the official update is the recommended and effective mitigation. No additional workarounds or mitigations are indicated.

Description

An incorrect authorization vulnerability in the Autofill AI feature of Google Chrome versions prior to 157.0.8103.38 allows a remote attacker to obtain cross-origin data by using a crafted HTML page. This issue has been assigned a medium severity by the Chromium security team.

References

Community reviews

Loading reviews…