CVE-2026-3938 — Improper Access Control in Google Chrome

CWE-284 — Improper Access Control10 documents9 sources
Severity
4.3MEDIUMNVD
EPSS
0.0%
top 89.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Google ChromeChromium
Timeline
PublishedMar 11
Latest updateMar 24

Description

Insufficient policy enforcement in Clipboard in Google Chrome prior to 146.0.7680.71 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages3 packages

▶CVEListV5google/chrome146.0.7680.71 — 146.0.7680.71
▶NVDgoogle/chrome< 146.0.7680.71
▶Debianchromium/chromium< 146.0.7680.71-1~deb12u1+2

🔴Vulnerability Details

3
GHSA
GHSA-8h7v-3ch8-p4rg: Insufficient policy enforcement in Clipboard in Google Chrome prior to 146↗2026-03-12
▶
OSV
CVE-2026-3938: Insufficient policy enforcement in Clipboard in Google Chrome prior to 146↗2026-03-11
▶
CVEList
CVE-2026-3938: Insufficient policy enforcement in Clipboard in Google Chrome prior to 146↗2026-03-11
▶

📋Vendor Advisories

5
Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-3938↗2026-03-24
▶
Red Hat
chromium-browser: Insufficient policy enforcement in Clipboard↗2026-03-10
▶
Microsoft
Chromium: CVE-2026-3938 Insufficient policy enforcement in Clipboard↗2026-03-10
▶
Chrome
Stable Channel Update for Desktop: CVE-2026-3936↗2026-03-10
▶
Debian
CVE-2026-3938: chromium - Insufficient policy enforcement in Clipboard in Google Chrome prior to 146.0.768...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-3938 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-3938 — Improper Access Control in Google | cvebase