PatchSiren cyber security CVE debrief

CVE-2026-11054 Google CVE debrief

CVE-2026-11054 is a use-after-free vulnerability in WebRTC in Google Chrome prior to 149.0.7827.53. This vulnerability allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. The CVSS score for this vulnerability is 8.8, indicating a high severity. The vulnerability was published on [cvePublishedAt] and modified on [cveModifiedAt].

Vendor: Google
Product: Chrome
CVSS: HIGH 8.8
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-04
Original CVE updated: 2026-06-06
Advisory published: 2026-06-04
Advisory updated: 2026-06-06

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 a use-after-free issue in the WebRTC component of Google Chrome. This type of vulnerability occurs when a program attempts to use memory after it has been freed, which can lead to arbitrary code execution.

Defensive priority

High

Recommended defensive actions

Update Google Chrome to version 149.0.7827.53 or later.

Evidence notes

The CVE record and NVD detail can be found at [resourceLinkAnnotations:cve-org] and [resourceLinkAnnotations:nvd], respectively.

Official resources

CVE-2026-11054 CVE record
CVE.org
CVE-2026-11054 NVD detail
NVD
Source item URL
nvd_modified
Mitigation or vendor reference
[email protected] - Vendor Advisory
Source reference
[email protected] - Permissions Required

CVE-2026-11054 was published on 2026-06-04T23:17:09.803Z and modified on 2026-06-06T01:38:09.023Z.