Vulnerability in Tinycontrol Lan Kontroler V3.5
CVE-2025-15587
Tinycontrol devices such as tcPDU and LAN Controllers LK3.5, LK3.9 and LK4 allow a low privileged user to read an administrator's password by directly accessing a specific resource inaccessible via a graphical interface. This issue has been fixed in firmware versions: 1.36 (for tcPDU), 1.67 (for LK3.5 - hardware versions: 3.5, 3.6, 3.7 and 3.8), 1.75 (for LK3.9 - hardware version 3.9) and 1.38 (for LK4 - hardware version 4.0).
Published · last modified .
EPSS exploit prediction
EPSS: 0.002 (6.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Tinycontrol Lan Kontroler V3.5 — versions 0
- Tinycontrol Lk3.9 — versions 0
- Tinycontrol Lk4 — versions 0
- Tinycontrol Tcpdu — versions 0
Weakness classification (CWE)
References
- cert.pl/en/posts/2026/03/CVE-2025-11500/ (third-party-advisory)
- tinycontrol.pl/en/archives/lan-controller-35/downloads/ (release-notes)
- tinycontrol.pl/en/lk39/downloads/ (release-notes)
- tinycontrol.pl/en/lk4/downloads/ (release-notes)
- tinycontrol.pl/en/tcpdu/downloads/ (release-notes)