CVE-2026-105981 Details
Description
Improper input validation in the Digital I/O function may allow a remote attacker with high privileges to inject operating system commands and execute them with root privileges.
A command injection vulnerability has been identified in the Digital I/O function of Welotec TK routers, specifically in the TK100, TK500-v2, and TK500-v3 models, all running certain affected versions. This vulnerability arises from improper input validation, which may allow a remote attacker with high privileges to inject operating system commands and execute them with root privileges.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Nov 3, 2026CISA-ADP
Assessed Nov 4, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.certvde.com/en/advisories/VDE-2026-119/ | [email protected] | AdvisoryBundleRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Welotec TK100 | >= 0.0.0, < 3.5.116 (semver) |
CPE
Remediation
| |
| Welotec TK500-v2 | >= 0.0.0, < 1.0.124 (semver) |
CPE
Remediation
| |
| Welotec TK500-v3 | >= 0.0.0, < 1.0.123 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 4, 2026 | CVE Modified | CISA-ADP |
| Nov 3, 2026 | New CVE Received | [email protected] |