Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alltena | Allegra | < 8.1.2 |
Related Weaknesses (CWE)
References
- https://alltena.com/en/resources/release-notes/release-notes-for-release-8-1-2Release NotesVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-25-255/Third Party Advisory
FAQ
What is CVE-2025-3486?
CVE-2025-3486 is a vulnerability with a CVSS score of 8.8 (HIGH). Allegra isZipEntryValide Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Authenticat...
How severe is CVE-2025-3486?
CVE-2025-3486 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-3486?
Check the references section above for vendor advisories and patch information. Affected products include: Alltena Allegra.