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VulnerabilityPublished

CVE-2026-17889: Google Chrome · Uninitialized Use

Affects Google ChromeSource CVE Database V5

0

Not known to be exploited · CVSS 4.3 Medium : upgrade to 151.0.7922.72 when convenient.

Data as of 28 Oct 2026, 05:11 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 151.0.7922.72
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Jul 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 26 Oct 2026.

What to do

Upgrade Chrome and google/chrome to 151.0.7922.72.

Affected software

ProductAffectedFixed in
GoogleChromeAffected
  • >=151.0.7922.72 <151.0.7922.72
Fixed in
  • 151.0.7922.72
Googlegoogle/chromepkg:deb/google/chromeOther threatsAffected
  • <151.0.7922.72
Fixed in
  • 151.0.7922.72

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

AI-suggested

Until a fix is confirmed, users should exercise caution when visiting untrusted websites that may exploit WebXR features.

Description

CVE-2026-17889 is a medium severity vulnerability in Google Chrome's WebXR component prior to version 151.0.7922.72. It involves an uninitialized use that allows a remote attacker to leak cross-origin data via a crafted HTML page. The vulnerability does not impact integrity or availability but can lead to confidentiality loss. No known exploits in the wild have been reported. The vendor advisory linked does not explicitly confirm patch availability or remediation status.

References

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