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CVE-2026-12014 Google CVE debrief

CVE-2026-12014 is a High severity vulnerability in Google Chrome prior to 149.0.7827.115. The vulnerability is a use after free in Cast, which could allow an attacker on the local network segment to potentially perform a sandbox escape via malicious network traffic. The CVSS score for this vulnerability is 8.3, indicating a High severity. The vulnerability was published on [cvePublishedAt] and modified on [cveModifiedAt].

Vendor
Google
Product
Chrome
CVSS
HIGH 8.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-11
Original CVE updated
2026-06-13
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 a use after free in Cast, which could allow an attacker on the local network segment to potentially perform a sandbox escape via malicious network traffic.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.115 or later.

Evidence notes

The vulnerability was reported by [email protected] and has a CVSS vector of CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Official resources

CVE-2026-12014 was published on 2026-06-11T22:16:53.933Z and modified on 2026-06-13T00:54:35.137Z.