CVE-2025-3486

HIGH

Allegra < 8.1.2 - Authenticated Path Traversal and Remote Code Execution via isZipEntryValide Method

Title source: llm
STIX 2.1

Description

Allegra isZipEntryValide Directory Traversal Remote Code Execution Vulnerability. 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 isZipEntryValide 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 LOCAL SERVICE. Was ZDI-CAN-25730.

References (2)

Core 2
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-25-255/

Scores

CVSS v3 8.8
EPSS 0.0156
EPSS Percentile 72.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-22
Status published
Products (1)
alltena/allegra < 8.1.2
Published May 22, 2025
Tracked Since Feb 18, 2026