HIGH · 8.3

CVE-2026-11676

Insufficient validation of untrusted input in Dawn in Google Chrome on Linux and ChromeOS prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perf...

Vulnerability Description

Insufficient validation of untrusted input in Dawn in Google Chrome on Linux and ChromeOS prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

CVSS Score

8.3

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GoogleChrome< 149.0.7827.102
GoogleChrome Os-
LinuxLinux Kernel-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-11676?

CVE-2026-11676 is a vulnerability with a CVSS score of 8.3 (HIGH). Insufficient validation of untrusted input in Dawn in Google Chrome on Linux and ChromeOS prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perf...

How severe is CVE-2026-11676?

CVE-2026-11676 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-11676?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Google Chrome Os, Linux Linux Kernel.