PatchSiren cyber security CVE debrief

CVE-2026-12030 Google CVE debrief

CVE-2026-12030 is a High-severity vulnerability in Google Chrome on Android, allowing a remote attacker to potentially perform a sandbox escape via a crafted HTML page. The vulnerability is caused by an out-of-bounds write in the GPU.

Vendor: Google
Product: Chrome
CVSS: HIGH 8.3
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-11
Original CVE updated: 2026-06-12
Advisory published: 2026-06-11
Advisory updated: 2026-06-12

Who should care

Users of Google Chrome on Android prior to version 149.0.7827.115 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an out-of-bounds write in the GPU in Google Chrome on Android prior to version 149.0.7827.115. A remote attacker who had compromised the renderer process could potentially perform a sandbox escape via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

Update Google Chrome on Android to version 149.0.7827.115 or later.

Evidence notes

The CVE record and NVD detail can be found at [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-12030) and [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-12030).

Sources and references

Verified primary and authoritative sources

CVE-2026-12030 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-12030

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-12030 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-12030

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_01962725236.html

[email protected] - Vendor Advisory
Source reference
Unverified legacy reference

URL: https://issues.chromium.org/issues/518007423

[email protected] - Issue Tracking, 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.