Path traversal in Allegra
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-3486
- 2026-10-03 Alias added: GHSA-43w6-2c4j-7whm
References
Advisory 2
More Allegra vulnerabilities
- TI-2025-05624 Weak password recovery in Allegra CVSS 3.0CRITICAL 9.8
- TI-2023-28290 Path traversal in Allegra CVSS 3.1CRITICAL 9.8
- TI-2023-28289 Hard-coded credentials in Allegra CVSS 3.1CRITICAL 9.8
- TI-2025-03063 Path traversal in Allegra CVSS 3.1HIGH 8.8
- TI-2023-28717 Path traversal in Allegra CVSS 3.1HIGH 7.3
- TI-2023-28295 Improper access control in Allegra CVSS 3.1HIGH 7.3
Sources
- CVE-2025-3486 · CVE Program
- CVE-2025-3486 · NVD
- FIRST EPSS
- GHSA-43w6-2c4j-7whm · GitHub Advisory Database · CC BY 4.0
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