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CVE-2026-11270 Google CVE debrief

CVE-2026-11270 is a MEDIUM severity vulnerability in Google Chrome on Android prior to 149.0.7827.53. This vulnerability is caused by an inappropriate implementation in the UI, which allows a remote attacker to leak cross-origin data via a crafted HTML page. The Chromium security severity is rated as Low.

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 on Android prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability has a CVSS score of 6.5 and a CVSS severity of MEDIUM. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. The weakness is classified as CWE-352.

Defensive priority

This vulnerability is rated as MEDIUM severity, and users should prioritize updating to the latest version of Google Chrome on Android.

Recommended defensive actions

  • Update Google Chrome on Android to version 149.0.7827.53 or later.

Evidence notes

The CVE record and NVD detail can be found at [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-11270) and [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-11270), respectively.

Official resources

CVE-2026-11270 was published on 2026-06-05T00:17:04.020Z and modified on 2026-06-08T14:00:38.567Z.