CVE-2026-19756 Dromara lamp-cloud Code Generator DefGenProjectController.java path traversal
Remote attackers can exploit path traversal in the Code Generator to read or modify arbitrary files on the server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19756?
CVE-2026-19756 is a medium-severity path traversal vulnerability in Dromara lamp-cloud, published on 13 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-22
Which versions are affected by CVE-2026-19756?
How do I fix CVE-2026-19756?
No fix has been published for CVE-2026-19756 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-19756 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-19756 exists.
Sources
Also known as GHSA-mrjx-982g-frh5.