CVE-2026-100520

Laranode before 1.2.1 Path Traversal in File Manager Upload Endpoint

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

crivion · Laranode

CVSS v4.0 VULNCHECK

8.7 HIGHCVSS: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

CVSS v3.1 VULNCHECK

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

EPSS

0.94% chance of exploitation in the next 30 days, 60th percentile

Published

2026-09-26

Updated

2026-09-30

Proof-of-concept exploits (1)

• wvllxe/CVE-2026-100520-laranode-path-traversal4★ · 2026-10-04

References

• CVE Record
• NVD entry

Related

• CVE-2026-104051
• CVE-2026-104356
• CVE-2026-104905
• CVE-2026-104991