CVE-2018-25421 Open STA Manager 2.3 Arbitrary File Download via Path Traversal
Authenticated attackers can download arbitrary system files via path traversal in Open STA Manager, exposing sensitive data.
- 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-2018-25421?
CVE-2018-25421 is a high-severity path traversal vulnerability in Openstamanager Open STA Manager, published on 30 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Open STA Manager 2.3 contains a path traversal vulnerability that allows authenticated users to download arbitrary files by manipulating the file parameter. Attackers can send GET requests to modules/backup/actions.php with op=getfile and traverse directories using ../ sequences to access sensitive system files.
Weakness: CWE-22
Which versions are affected by CVE-2018-25421?
How do I fix CVE-2018-25421?
No fix has been published for CVE-2018-25421 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-2018-25421 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25421 exists.
Sources
Also known as GHSA-g8r5-7mhq-74mj.