8.6
HIGH CVSS 4.0
CVE-2025-15587
Credentials exposure in tinycontrol devices
Description

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).

INFO

Published Date :

March 16, 2026, 2:17 p.m.

Last Modified :

March 16, 2026, 2:53 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-15587 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 4bb8329e-dd38-46c1-aafb-9bf32bcb93c6
CVSS 4.0 HIGH [email protected]
Solution
Update device firmware to the latest available versions to prevent unauthorized password access.
  • Update tcPDU firmware to version 1.36 or later.
  • Update LK3.5 firmware to version 1.67 or later.
  • Update LK3.9 firmware to version 1.75 or later.
  • Update LK4 firmware to version 1.38 or later.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-15587 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-15587 vulnerability anywhere in the article.

  • cert.pl
Vulnerabilities in multiple tinycontrol devices

Vulnerabilities in multiple tinycontrol devices CVE ID CVE-2025-11500 Publication date 16 March 2026 Vendor tinycontrol Product tcPDU and LAN Controllers: LK3.5, LK3.9 and LK4 Vulnerable versions Befo ... Read more

Published Date: Mar 16, 2026 (2 weeks, 6 days ago)

The following table lists the changes that have been made to the CVE-2025-15587 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Mar. 16, 2026

    Action Type Old Value New Value
    Added Description 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).
    Added CVSS V4.0 AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-425
    Added Reference https://cert.pl/en/posts/2026/03/CVE-2025-11500/
    Added Reference https://tinycontrol.pl/en/archives/lan-controller-35/downloads/#firmware
    Added Reference https://tinycontrol.pl/en/lk39/downloads/#firmware
    Added Reference https://tinycontrol.pl/en/lk4/downloads/#firmware
    Added Reference https://tinycontrol.pl/en/tcpdu/downloads/#firmware
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.