Integer overflow in Mojo (Chrome <149.0.7827.201) may enable sandbox escape
CVE-2026-13281 Published on June 25, 2026
Integer overflow in Mojo in Google Chrome prior to 149.0.7827.201 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)
Weakness Type
What is an Assumed-Immutable Parameter Tampering Vulnerability?
The web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields.
CVE-2026-13281 has been classified to as an Assumed-Immutable Parameter Tampering vulnerability or weakness.
Products Associated with CVE-2026-13281
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Affected Versions
Google Chrome:- Version 149.0.7827.201 and below 149.0.7827.201 is affected.