CVE-2026-4450 — Out-of-bounds Write in Google Chrome

CWE-787 — Out-of-bounds Write9 documents9 sources
Severity
8.8HIGHNVD
EPSS
0.1%
top 72.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Google ChromeChromium
Timeline
PublishedMar 20

Description

Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption 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
OSV
CVE-2026-4450: Out of bounds write in V8 in Google Chrome prior to 146↗2026-03-20
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CVEList
CVE-2026-4450: Out of bounds write in V8 in Google Chrome prior to 146↗2026-03-20
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GHSA
GHSA-999p-9mfm-ffqr: Out of bounds write in V8 in Google Chrome prior to 146↗2026-03-20
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📋Vendor Advisories

4
Red Hat
chromium-browser: Out of bounds write in V8↗2026-03-18
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Chrome
Stable Channel Update for Desktop: CVE-2026-4449↗2026-03-18
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Microsoft
Chromium: CVE-2026-4450 Out of bounds write in V8↗2026-03-10
▶
Debian
CVE-2026-4450: chromium - Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a rem...↗2026
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🕵️Threat Intelligence

1
Wiz
CVE-2026-4450 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-4450 — Out-of-bounds Write in Google Chrome | cvebase