CVE-2025-6216

Summary

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.

Affected Software

Weaknesses

• CWE-640: CWE-640: Weak Password Recovery Mechanism for Forgotten Password

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://www.zerodayinitiative.com/advisories/ZDI-25-410/
• https://alltena.com/en/resources/release-notes/release-notes-for-release-8-1-4-and-release-7-5-2

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