CVE-2026-19756: dromara lamp-cloud Path Traversal

Vulnerability summary

CVE-2026-19756 is a medium (CVSS 6.5) Path Traversal vulnerability in dromara lamp-cloud. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 35.3% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 13-08-2026
   PublishedVulnerability first disclosed.
2. 18-08-2026
   Last modifiedVulnerability information updated.

Description

A vulnerability has been found in Dromara lamp-cloud up to 5.10.0. This affects an unknown part of the file DefGenProjectController.java of the component Code Generator. Such manipulation of the argument outputDir/parent/projectPrefix leads to path traversal. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.