PatchSiren cyber security CVE debrief

CVE-2026-11685 Google CVE debrief

CVE-2026-11685 is a High-severity vulnerability in Google Chrome on Mac. It was reported on June 9, 2026, and patched in version 149.0.7827.103. An attacker could exploit the inappropriate implementation in MediaCapture to leak cross-origin data via a crafted HTML page.

Vendor: Google
Product: Chrome
CVSS: MEDIUM 4.3
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 on Mac prior to version 149.0.7827.103 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an inappropriate implementation in MediaCapture in Google Chrome on Mac. This allows a remote attacker to leak cross-origin data via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

Update Google Chrome on Mac to version 149.0.7827.103 or later.

Evidence notes

The CVE-2026-11685 vulnerability was reported on June 9, 2026, and patched in version 149.0.7827.103.

Sources and references

Verified primary and authoritative sources

CVE-2026-11685 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-11685

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-11685 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11685

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] - Vendor Advisory
Source reference
Unverified legacy reference

URL: https://issues.chromium.org/issues/517183713

[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.