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critical·Product Based Web Vulnerabilities·Updated Jul 6, 2026

phpBB < 3.3.17 - Authentication Bypass

Est. Time~10 seconds
Scan TypeGroup Scan
Targetsdomain, subdomain, ipv4
CostFree
0
Times Used
continuous scan runs
10
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
9.8
CVSScritical
Exploitable remotely over the internet · no authentication required.
Description

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.

Attack Vector
Network
Privileges Req.
None
User Interaction
None
Affected
phpBBby phpBB
3.3.0
Updated Nov 10, 2026View on NVD →

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