CVE-2026-126866

Description

Incorrect authorization in Extensions in Google Chrome prior to 157.0.8103.78 allowed a remote attacker leveraging social engineering to execute arbitrary code inside the sandbox via a crafted Chrome extension. (Chromium security severity: High)

References

https://issues.chromium.org/issues/576943246

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-124101

https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_01744469280.html

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3

EPSS