CVE-2026-100520 json
Laranode before 1.2.1 Path Traversal in File Manager Upload Endpoint
published 2026-09-26 44 d ago modified 2026-09-30 39 d ago also EUVD-2026-87375
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
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.
Patch / fix
- crivion Laranode 1.2.1
- github.com/crivion/laranode@5c2b18a commit
- github.com/crivion/laranode#21 pull request
- github.com/crivion/laranode/releases/tag/v1.2.1 release
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 40 d ago
Exploit prediction
1.11% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- crivion Laranode
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
github.com
/crivion/laranode/pull/21
patch, issue-tracking
-
github.com
/crivion/laranode/commit/5c2b18ae99caf77a6fb6cc5c0ab66562bd673424
patch
-
github.com
/crivion/laranode/security/advisories/GHSA-34h2-2696-vfvr
vendor-advisory
-
github.com
/crivion/laranode/releases/tag/v1.2.1
release-notes
-
github.com
/crivion/laranode/blob/v1.2/app/Actions/Filemanager/UploadFileAction.php
technical-description
-
github.com
/crivion/laranode
product
-
vulncheck.com
/advisories/laranode-before-1.2.1-path-traversal-in-file-manager-upload-endpoint
third-party-advisory
Sources
- CVE List CVE-2026-100520
- NVD CVE-2026-100520
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