CVE-2026-42251 Hard-coded credentials in KS-SOMED
Hard-coded credentials allowed attackers to upload malicious updates to the FTP server, potentially leading to code execution on client machines.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-42251?
CVE-2026-42251 is a high-severity vulnerability in KAMSOFT KS-SOMED, published on 1 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Use of hard-coded credentials in KS-SOMED allowed an unauthorized attacker access to FTP server that hosted the application's update packages. The attacker with these credentials could upload a malicious update file, which then may have been distributed and installed on client machines as a legitimate update.
This issue affects KS-SOMED with modules: KSPLUPDFTP.exe up to 30.00.00.056 and ANEKSKLIENT.EXE up to 29.00.02.026
Beside removing the hard-coded credentials from the code and changing the update process, access granted by previously exposed credentials was limited to read-only.
Weakness: CWE-798
Which versions are affected by CVE-2026-42251?
How do I fix CVE-2026-42251?
No fix has been published for CVE-2026-42251 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-42251 being exploited?
There is no known exploitation of CVE-2026-42251 in the wild and no public exploit code.
Sources
Also known as GHSA-vqmx-wc76-rxc7.