CVE-2025-6216

Severity CVSS v4.0:

Pending analysis

Type:

CWE-640 Weak Password Recovery Mechanism for Forgotten Password

Publication date:

21/06/2025

Last modified:

18/08/2025

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.<br /> <br /> 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.

Impact

Vector 3.x

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:alltena:allegra::::::::	7.0.0 (including)	7.5.2.70 (excluding)
cpe:2.3:a:alltena:allegra::::::::	8.0.0 (including)	8.1.24 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-6216

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools