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PatchSiren cyber security CVE debrief

CVE-2026-11142 Google CVE debrief

CVE-2026-11142 is a Medium severity vulnerability in Google Chrome's Paint component. It was published on 2026-06-04 and modified on 2026-06-08. The vulnerability allowed a remote attacker to bypass same origin policy via a crafted HTML page. The CVSS score is 6.5.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-23
Advisory published
2026-06-04
Advisory updated
2026-07-23

Who should care

Users of Google Chrome prior to version 149.0.7827.53

Technical summary

Insufficient policy enforcement in Paint in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page.

Defensive priority

Medium

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later

Evidence notes

The CVE was published on 2026-06-04 and modified on 2026-06-08. The vulnerability has a CVSS score of 6.5 and is classified as Medium severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11142 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11142

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-11142 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11142

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

Supplemental references

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.