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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.

PUBLISHED Reserved 2025-06-17 | Published 2025-06-21 | Updated 2025-06-23 | Assigner zdi




CRITICAL: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-640: Weak Password Recovery Mechanism for Forgotten Password

Product status

Default status
unknown

8.1.3.32
affected

References

www.zerodayinitiative.com/advisories/ZDI-25-410/ (ZDI-25-410)

alltena.com/...ase-notes-for-release-8-1-4-and-release-7-5-2 (vendor-provided URL) vendor-advisory

cve.org (CVE-2025-6216)

nvd.nist.gov (CVE-2025-6216)

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