CVE-2026-5861 — Use After Free in Google Chrome

CWE-416 — Use After FreeCWE-825 — Expired Pointer Dereference12 documents10 sources
Severity
8.8HIGHNVD
EPSS
0.1%
top 65.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Google Chrome
Timeline
PublishedApr 8
Latest updateApr 9

Description

Use after free in V8 in Google Chrome prior to 147.0.7727.55 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/chrome147.0.7727.55 — 147.0.7727.55
▶NVDgoogle/chrome< 147.0.7727.55

🔴Vulnerability Details

4
GHSA
GHSA-9jm7-cgmm-6qg2: Use after free in V8 in Google Chrome prior to 147↗2026-04-09
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VulDB
Google Chrome up to 146.0.7680.178 V8 use after free (ID 486927 / WID-SEC-2026-1030)↗2026-04-09
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OSV
CVE-2026-5861: Use after free in V8 in Google Chrome prior to 147↗2026-04-08
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CVEList
CVE-2026-5861: Use after free in V8 in Google Chrome prior to 147↗2026-04-08
▶

📋Vendor Advisories

3
Red Hat
chromium-browser: Use after free in V8↗2026-04-07
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Chrome
Stable Channel Update for Desktop: CVE-2026-5861↗2026-04-07
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Debian
CVE-2026-5861: chromium - Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote at...↗2026
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🕵️Threat Intelligence

1
Wiz
CVE-2026-5861 Impact, Exploitability, and Mitigation Steps | Wiz↗
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💬Community

3
Bugzilla
CVE-2026-5858 CVE-2026-5859 CVE-2026-5860 CVE-2026-5861 CVE-2026-5874 CVE-2026-5875 CVE-2026-5876 CVE-2026-5894 chromium: various flaws [epel-all]↗2026-04-09
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Bugzilla
CVE-2026-5858 CVE-2026-5859 CVE-2026-5860 CVE-2026-5861 CVE-2026-5874 CVE-2026-5875 CVE-2026-5876 CVE-2026-5894 chromium: various flaws [fedora-all]↗2026-04-09
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Bugzilla
CVE-2026-5861 chromium-browser: Use after free in V8↗2026-04-08
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CVE-2026-5861 — Use After Free in Google Chrome | cvebase