CVE-2026-78898 in Chrome

Summary

by MITRE • 08/25/2026

Incorrect authorization in Downloads in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

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• Responsible: Chrome
• Reservation: 08/25/2026
• Disclosure: 08/25/2026
• Moderation: accepted
• Entry: VDB-395253
• CPE: ready
• CWE: CWE-284 (confirmed)
• CVSS: 6.3 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Insurance, Hostingprovider, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-78898
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-78898
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-78898/