CVE-2026-121171

HighCVSS 8.8/10Last modified Nov 6, 2026

Description

Confused deputy in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-441

Affected software

VendorProductVersions
GoogleChrome>= 157.0.8103.38, < 157.0.8103.38

References

Timeline

Published
Nov 3, 2026
Last modified
Nov 6, 2026
NVD status
Analyzed

Related CVEs from 2026

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CVE-2026-121171: High severity, CVSS 8.8 | Vulnix