PatchSiren cyber security CVE debrief

CVE-2026-11650 Google CVE debrief

CVE-2026-11650 is a Use after free vulnerability in V8 in Google Chrome prior to 149.0.7827.103. 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: 2026-06-09
Original CVE updated: 2026-06-09
Advisory published: 2026-06-09
Advisory updated: 2026-06-09

Who should care

Users of Google Chrome prior to version 149.0.7827.103 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is a Use after free in V8, which is a JavaScript engine used by Google Chrome. This type of vulnerability occurs when a program tries to access memory that has already been freed, allowing an attacker to execute arbitrary code.

Defensive priority

High

Recommended defensive actions

Update Google Chrome to version 149.0.7827.103 or later.

Evidence notes

The CVE record and NVD detail can be found at [resourceLinkAnnotations:cve-org] and [resourceLinkAnnotations:nvd], respectively. Additional information can be found in the Chrome release notes at [resourceLinkAnnotations:ref-4].

Sources and references

Verified primary and authoritative sources

CVE-2026-11650 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-11650

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-11650 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11650

NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Mitigation or vendor reference
Unverified legacy reference

URL: https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html

[email protected] - Release Notes, Vendor Advisory
Source reference
Unverified legacy reference

URL: https://issues.chromium.org/issues/511279942

[email protected] - Permissions Required

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.