CVE-2026-121242

MediumCVSS 6.5/10Last modified Nov 9, 2026

Description

Improper input validation in WebPackaging in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via crafted network traffic. (Chromium security severity: Medium)

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-20

Affected software

VendorProductVersions
GoogleChrome>= 157.0.8103.38, < 157.0.8103.38

References

Timeline

Published
Nov 3, 2026
Last modified
Nov 9, 2026
NVD status
Analyzed

Related CVEs from 2026

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CVE-2026-121242: Medium severity, CVSS 6.5 | Vulnix