CVE-2026-100520

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.

CVSS 4.0

8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-25)

CWE

CWE-22

Published

2026-09-26

Modified

2026-09-30

Record from

the NVD, synced 2026-10-19

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

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