CVE-2026-110156

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: 2026-10-13 · updated 2026-10-15
Weakness: CWE-706

Description

Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 155.0.8059.79 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)

Affected products

Google Chrome: before 155.0.8059.79 — fixed in 155.0.8059.79

How to fix

Upgrade to a fixed version: Google Chrome 155.0.8059.79. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_01668083673.html
https://issues.chromium.org/issues/561892119

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