What’s Vulnerable › Vulnerabilities

CVE-2026-100520: Laranode before 1.2.1 Path Traversal in File Manager Upload Endpoint

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-26 · updated 2026-09-30
• Weakness: CWE-22

Description

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.

Affected products

• crivion Laranode: before 1.2.1 — fixed in 1.2.1

How to fix

Upgrade to a fixed version: crivion Laranode 1.2.1. Check the vendor advisory for mitigations.

References

• https://github.com/crivion/laranode
• https://github.com/crivion/laranode/blob/v1.2/app/Actions/Filemanager/UploadFileAction.php
• https://github.com/crivion/laranode/commit/5c2b18ae99caf77a6fb6cc5c0ab66562bd673424
• https://github.com/crivion/laranode/pull/21
• https://github.com/crivion/laranode/releases/tag/v1.2.1
• https://github.com/crivion/laranode/security/advisories/GHSA-34h2-2696-vfvr
• https://www.vulncheck.com/advisories/laranode-before-1.2.1-path-traversal-in-file-manager-upload-endpoint

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