CVE-2025-6216
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-06-21

Last updated on: 2025-08-18

Assigner: Zero Day Initiative

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.
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Meta Information
Published
2025-06-21
Last Modified
2025-08-18
Generated
2026-05-07
AI Q&A
2025-06-21
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
alltena allegra From 7.0.0 (inc) to 7.5.2.70 (exc)
alltena allegra From 8.0.0 (inc) to 8.1.24 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-640 The product contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

CVE-2025-6216 is a critical vulnerability in Allegra's password recovery mechanism. It allows remote attackers to bypass authentication without needing any privileges or user interaction by exploiting the use of a predictable value when generating password reset tokens. This flaw enables attackers to gain unauthorized access to the application. [1]


How can this vulnerability impact me? :

This vulnerability can have a severe impact as it allows attackers to bypass authentication and gain unauthorized access to the Allegra application remotely. This can lead to full compromise of confidentiality, integrity, and availability of the affected system, potentially exposing sensitive data and disrupting services. [1]


What immediate steps should I take to mitigate this vulnerability?

Apply the update released by Allegra that addresses and fixes the security issue in the password recovery mechanism to prevent exploitation of the predictable password reset token vulnerability. [1]


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