CVE-2026-48611

published 2026-06-12

CVE-2026-48611: Improper authentication checks in the OAuth implementation allow account hijacking even when OAuth is not configured or enabled leading to unauthorized access…

Priority P2 61 critical 9.8 CVSS 3.0

AV N AC L PR N UI N S U C H I H A H

Improper authentication checks in the OAuth implementation allow account hijacking even when OAuth is not configured or enabled leading to unauthorized access in default installations.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
phpbb	phpbb	3.3.0 – 3.3.16	—

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CWE-287