CVE-2026-17920 in Chrome

Summary

by MITRE • 07/30/2026

Use after free in V8 in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: Low)

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• Responsible: Chrome
• Reservation: 07/28/2026
• Disclosure: 07/30/2026
• Moderation: accepted
• Entry: VDB-384749
• CPE: ready
• CWE: CWE-416 (confirmed)
• CVSS: 5.5 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Transportation, Government, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-17920
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-17920
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-17920/