CVE-2026-6309
Last modified
CVE-2026-6309 is a high-severity vulnerability rated 8.3/10 on the CVSS scale. 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). EPSS estimates a 0.25% chance of exploitation in the next 30 days.
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)
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 147.0.7727.101 |
References
- https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.htmlRelease Notes, Vendor Advisory
- https://issues.chromium.org/issues/497846428Permissions Required
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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