VULNERABILITY INTELLIGENCE

CVE-2021-30558

CVSS score8.8 HIGH

EPSS probability11.49%

CISA KEVNot currently listed

Published2023-01-02

Last modified2026-06-17

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

Description

Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)

Weakness classification

nvd@nist.gov: NVD-CWE-Other

Primary references

chrome-cve-admin@google.com — Release Notes, Vendor Advisory
chrome-cve-admin@google.com — Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Vendor Advisory