Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alltena | Allegra | >= 7.0.0, < 7.5.2.70 |
Related Weaknesses (CWE)
References
- https://alltena.com/en/resources/release-notes/release-notes-for-release-8-1-4-aVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-25-410/Third Party Advisory
FAQ
What is CVE-2025-6216?
CVE-2025-6216 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Allegra calculateTokenExpDate Password Recovery Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentic...
How severe is CVE-2025-6216?
CVE-2025-6216 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-6216?
Check the references section above for vendor advisories and patch information. Affected products include: Alltena Allegra.