CVE-2025-13261: lsFusion Platform has a Path Traversal vulnerability

CVE-2025-13261 · Severity: medium · CVSS 5.3 · Published 2025-11-17

A vulnerability was found in lsfusion platform up to 6.1. Affected is the function DownloadFileRequestHandler of the file web-client/src/main/java/lsfusion/http/controller/file/DownloadFileRequestHandler.java. Performing manipulation of the argument Version results in path traversal. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

Technologies: Lsfusion Platform. Vendors: Lsfusion, Maven.

Quick answers

Is CVE-2025-13261 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-13261 being exploited in the wild.
How severe is CVE-2025-13261?
Medium severity, with a CVSS score of 5.3, published 17 November 2025.
Which products and versions are affected?
lsfusion.platform:web-client (Maven) ECOSYSTEM:introduced=0,last_affected=6.1.
Is there a fix for CVE-2025-13261?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-13261?
Check whether you run Lsfusion Platform or lsfusion.platform:web-client (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Lsfusion Platform
  • lsfusion.platform:web-client (Maven) ECOSYSTEM:introduced=0,last_affected=6.1

Identifiers

  • CVE-2025-13261
  • GHSA-5jpg-2rj5-964c

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