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CVE-2026-12024 Google CVE debrief

CVE-2026-12024 is a vulnerability in Google Chrome prior to version 149.0.7827.115. The issue is related to insufficient policy enforcement in DevTools, which allowed a remote attacker to bypass the same origin policy via a crafted HTML page. The vulnerability has a CVSS score of 6.5 and is classified as Medium severity.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-11
Original CVE updated
2026-06-13
Advisory published
2026-06-11
Advisory updated
2026-06-13

Who should care

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

Technical summary

The vulnerability is caused by insufficient policy enforcement in DevTools, which allows a remote attacker to bypass the same origin policy. This can be exploited via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.115 or later.

Evidence notes

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

Official resources

CVE-2026-12024 was published on [cvePublishedAt] and modified on [cveModifiedAt].