CVE-2026-5891

CWE-451CWE-1021 — Clickjacking10 documents10 sources
Severity
4.3MEDIUM
No vector
EPSS
0.0%
top 90.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Google Chrome
Timeline
PublishedApr 8
Latest updateApr 11

Description

Insufficient policy enforcement in browser UI in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Affected Packages1 packages

▶CVEListV5google/chrome147.0.7727.55 — 147.0.7727.55

🔴Vulnerability Details

4
VulDB
Google Chrome up to 146.0.7680.178 Browser UI ui layer (ID 487471 / WID-SEC-2026-1030)↗2026-04-11
▶
GHSA
GHSA-pwrx-g3gw-r3rq: Insufficient policy enforcement in browser UI in Google Chrome prior to 147↗2026-04-09
▶
CVEList
CVE-2026-5891: Insufficient policy enforcement in browser UI in Google Chrome prior to 147↗2026-04-08
▶
OSV
CVE-2026-5891: Insufficient policy enforcement in browser UI in Google Chrome prior to 147↗2026-04-08
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2026-5891↗2026-04-07
▶
Red Hat
chromium-browser: Insufficient policy enforcement in browser UI↗2026-04-07
▶
Debian
CVE-2026-5891: chromium - Insufficient policy enforcement in browser UI in Google Chrome prior to 147.0.77...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-5891 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶

💬Community

1
Bugzilla
CVE-2026-5891 chromium-browser: Insufficient policy enforcement in browser UI↗2026-04-08
▶
CVE-2026-5891 (MEDIUM CVSS 4.3) | Insufficient policy enforcement in | cvebase.io