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CVE-2026-11271 Google CVE debrief

CVE-2026-11271 is a MEDIUM severity vulnerability in Google Chrome prior to 149.0.7827.53. This vulnerability is caused by an inappropriate implementation in Passwords, allowing a remote attacker who convinces a user to engage in specific UI gestures to leak cross-origin data via a crafted HTML page. The CVSS score for this vulnerability is 6.5.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-06-08
Advisory published
2026-06-05
Advisory updated
2026-06-08

Who should care

Users of Google Chrome prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.53. This allows a remote attacker who convinces a user to engage in specific UI gestures to leak cross-origin data via a crafted HTML page.

Defensive priority

MEDIUM

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.

Evidence notes

The CVE was published on 2026-06-05T00:17:04.137Z and modified on 2026-06-08T14:17:51.647Z.

Official resources

CVE-2026-11271 was published on 2026-06-05T00:17:04.137Z and modified on 2026-06-08T14:17:51.647Z.