ZDI-CAN-26524: ZDI-25-254: Allegra extractFileFromZip Directory Traversal Remote Code Execution Vulnerability

Published Apr 24, 2025

Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Authentication is required to exploit this vulnerability. The specific flaw exists within the implementation of the extractFileFromZip method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current process.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2025-3485.

— ZDI

Affected Software

2 affected components

Allegra Allegra

Event History

Apr 24, 2025

Advisory Published

via ZDI·05:00 AM

Data Sourced

via ZDI·05:00 AM

Description

Jun 6, 2025

Advisory Published

via ZDI·07:14 PM

Frequently Asked Questions

What is the severity of ZDI-CAN-26524?

The severity of ZDI-CAN-26524 is rated at 7.2 on the CVSS scale.

How do I fix ZDI-CAN-26524?

To fix ZDI-CAN-26524, ensure that you apply the latest security updates and patches provided by Allegra.

What kind of attack does ZDI-CAN-26524 enable?

ZDI-CAN-26524 allows remote attackers to execute arbitrary code on affected installations of Allegra.

Is authentication required to exploit ZDI-CAN-26524?

Yes, authentication is required to exploit ZDI-CAN-26524.

Which software versions are affected by ZDI-CAN-26524?

ZDI-CAN-26524 affects installations of Allegra, though specific versions are not listed.