CVE-2026-15769

Severity: high (CVSS 8.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-14 · updated 2026-10-24
Weakness: CWE-20

Description

Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 150.0.7871.125 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)

Affected products

Google Chrome: before 150.0.7871.125 — fixed in 150.0.7871.125

How to fix

Upgrade to a fixed version: Google Chrome 150.0.7871.125. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0353146366.html
https://issues.chromium.org/issues/519731111

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