CVE-2026-6300 — Use After Free in Google Chrome

CWE-416 — Use After FreeCWE-825 — Expired Pointer Dereference7 documents5 sources
Severity
8.8HIGHNVD
EPSS
0.0%
top 86.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Google ChromeGoogle Chrome Chrome
Timeline
PublishedApr 15

Description

Use after free in CSS in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox 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 Packages2 packages

▶CVEListV5google/chrome147.0.7727.101 — 147.0.7727.101

🔴Vulnerability Details

1
GHSA
GHSA-9w25-v364-3jpm: Use after free in CSS in Google Chrome prior to 147↗2026-04-15
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📋Vendor Advisories

2
Chrome
Stable Channel Update for Desktop: CVE-2026-6300↗2026-04-15
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Red Hat
chromium-browser: Use after free in CSS↗2026-04-15
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💬Community

3
Bugzilla
CVE-2026-6296 CVE-2026-6297 CVE-2026-6298 CVE-2026-6300 CVE-2026-6301 CVE-2026-6302 CVE-2026-6305 CVE-2026-6306 CVE-2026-6307 CVE-2026-6318 CVE-2026-6319 CVE-2026-6358 CVE-2026-6359 CVE-2026-6360 CVE-↗2026-04-15
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Bugzilla
CVE-2026-6296 CVE-2026-6297 CVE-2026-6298 CVE-2026-6300 CVE-2026-6301 CVE-2026-6302 CVE-2026-6305 CVE-2026-6306 CVE-2026-6307 CVE-2026-6318 CVE-2026-6319 CVE-2026-6358 CVE-2026-6359 CVE-2026-6360 CVE-↗2026-04-15
▶
Bugzilla
CVE-2026-6300 chromium-browser: Use after free in CSS↗2026-04-15
▶
CVE-2026-6300 — Use After Free in Google Chrome | cvebase