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critical·Misconfiguration·Updated Jul 14, 2025

Allegra - Authentication Bypass via Predictable Password Reset Token

Est. Time~10 seconds
Scan TypeGroup Scan
Targetsdomain, subdomain, ipv4
CostFree
20
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

Allegra calculateTokenExpDate Password Recovery Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. The specific flaw exists within the password recovery mechanism. The issue results from reliance upon a predictable value when generating a password reset token. An attacker can leverage this vulnerability to bypass authentication on the application. Was ZDI-CAN-27104.

Attack Vector
Network
Privileges Req.
None
User Interaction
None
Affected
Allegraby Allegra
8.1.3.32
Updated Nov 10, 2026View on NVD →

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