CVE-2026-4451 — Improper Input Validation in Google Chrome

CWE-20 — Improper Input ValidationCWE-1286 — Improper Validation of Syntactic Correctness of Input10 documents9 sources
Severity
8.8HIGHNVD
EPSS
0.1%
top 69.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Google ChromeChromium
Timeline
PublishedMar 20

Description

Insufficient validation of untrusted input in Navigation in Google Chrome prior to 146.0.7680.153 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/chrome146.0.7680.153 — 146.0.7680.153
▶NVDgoogle/chrome< 146.0.7680.153
▶Debianchromium/chromium< 146.0.7680.153-1~deb12u1+2

🔴Vulnerability Details

3
CVEList
CVE-2026-4451: Insufficient validation of untrusted input in Navigation in Google Chrome prior to 146↗2026-03-20
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GHSA
GHSA-xqw2-jp6f-x74j: Insufficient validation of untrusted input in Navigation in Google Chrome prior to 146↗2026-03-20
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OSV
CVE-2026-4451: Insufficient validation of untrusted input in Navigation in Google Chrome prior to 146↗2026-03-20
▶

📋Vendor Advisories

4
Red Hat
chromium-browser: Insufficient validation of untrusted input in Navigation↗2026-03-18
▶
Chrome
Stable Channel Update for Desktop: CVE-2026-4449↗2026-03-18
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Microsoft
Chromium: CVE-2026-4451 Insufficient validation of untrusted input in Navigation↗2026-03-10
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Debian
CVE-2026-4451: chromium - Insufficient validation of untrusted input in Navigation in Google Chrome prior ...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-4451 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-4451 — Improper Input Validation in Google | cvebase