# CVE-2026-105980: Command Injection in WireGuard VPN

Status: published. Published: 2026-11-03. Updated: 2026-11-03.

Improper input validation in the WireGuard VPN function may allow a remote attacker with high privileges to inject system commands and execute them with root privileges.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Welotec / TK100: ≥ 0.0.0; < 3.5.116 (affected, semver). Source: CNA: CERTVDE
- Welotec / TK500-v2: ≥ 0.0.0; < 1.0.124 (affected, semver). Source: CNA: CERTVDE
- Welotec / TK500-v3: ≥ 0.0.0; < 1.0.123 (affected, semver). Source: CNA: CERTVDE

## Severity and prioritization

- CVSS 4.0: 8.6 (high); CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N; source: CNA: CERTVDE

- CVSS 3.1: 7.2 (high); CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H; source: CNA: CERTVDE

- CVSS 4.0: 8.6 (high); CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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; source: NVD: info@cert.vde.com

- CVSS 3.1: 7.2 (high); CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H; source: NVD: info@cert.vde.com

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-77

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://www.certvde.com/en/advisories/VDE-2026-119/ (CNA: CERTVDE)

- https://www.certvde.com/en/advisories/VDE-2026-119/ (info@cert.vde.com)

## Provenance

- CNA: CERTVDE: https://www.cve.org/CVERecord?id=CVE-2026-105980; retrieved 2026-11-03; source updated 2026-11-03

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-105980; retrieved 2026-11-03; source updated 2026-11-03

Revision: d103e895e535d88416b63f8bf47297f46b4b45d0e65f28c71739b697f7076343

Canonical: https://y2.dev/cve/CVE-2026-105980

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Collected public records only. Check source status for coverage and freshness.