CVE-2026-121039

EUVD-2026-116463
Incorrect authorization in Proxy Auth in Google Chrome prior to 157.0.8103.38 allowed an adjacent attacker to obtain sensitive information via crafted network traffic. (Chromium security severity: Medium)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ChromeCNA
UNKNOWN
---
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
googlechrome
𝑥
< 157.0.8103.38
CNA
Common Weakness Enumeration
References
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/533454968