Laranode before 1.2.1 Path Traversal in File Manager Upload Endpoint
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Laranode versions before 1.2.1 contain a path traversal vulnerability in the POST /filemanager/upload-file endpoint that allows authenticated users to write arbitrary files outside their home directory. Attackers can supply directory traversal sequences in the path parameter to write PHP files into other tenants' web roots and execute code as those tenants.
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
- Fix · CNA Laranode (crivion) Fixed in 1.2.1
Timeline
- 2026-10-02 Threatist record created from CVE-2026-100520
- 2026-10-03 Alias added: GHSA-7q7h-5g76-8cq4
References
Patch 2
Sources
- CVE-2026-100520 · CVE Program
- CVE-2026-100520 · NVD
- FIRST EPSS
- GHSA-7q7h-5g76-8cq4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences