CVE-2026-6309 — Use After Free in Google Chrome

CWE-416 — Use After FreeCWE-825 — Expired Pointer Dereference7 documents7 sources
Severity
8.3HIGHNVD
EPSS
0.0%
top 94.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Google Chrome
Timeline
PublishedApr 15
Latest updateApr 16

Description

Use after free in Viz in Google Chrome prior to 147.0.7727.101 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:H/PR:N/UI:R/S:C/C:H/I:H/A:HExploitability: 1.6 | Impact: 6.0

Affected Packages1 packages

▶CVEListV5google/chrome147.0.7727.101 — 147.0.7727.101

🔴Vulnerability Details

3
VulDB
Google Chrome up to 147.0.7727.55 Viz use after free (ID 497846)↗2026-04-16
▶
CVEList
CVE-2026-6309: Use after free in Viz in Google Chrome prior to 147↗2026-04-15
▶
GHSA
GHSA-vm22-5c7q-8w8h: Use after free in Viz in Google Chrome prior to 147↗2026-04-15
▶

📋Vendor Advisories

2
Chrome
Stable Channel Update for Desktop: CVE-2026-6309↗2026-04-15
▶
Red Hat
chromium-browser: Use after free in Viz↗2026-04-15
▶

💬Community

1
Bugzilla
CVE-2026-6309 Google Chrome: Viz: Google Chrome: Sandbox escape in Viz component via use-after-free vulnerability↗2026-04-15
▶
CVE-2026-6309 — Use After Free in Google Chrome | cvebase