CVE-2026-105980
Command Injection in WireGuard VPN
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Command Injection in WireGuard VPN
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.
- Record
CVE-2026-105980- 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 - 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 - Weakness
- CWE-77
- Updated
- 2026-11-03
EUVDEUVD-2026-115708
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.
- Record
EUVD-2026-115708- 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 - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2fpm-24vf-wgg4
Improper input validation in the WireGuard VPN function may allow a remote attacker with high...
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.
- Record
GHSA-2fpm-24vf-wgg4- 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 - 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 - Weakness
- CWE-77
- Updated
- 2026-11-03
NVD
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.
- Record
CVE-2026-105980- 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 - 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 - Weakness
- CWE-77
- Updated
- 2026-11-03
OSVUBUNTU-CVE-2026-105980
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.
- Record
UBUNTU-CVE-2026-105980- 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 - 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 - Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
wireguardUbuntu:16.04:LTS |
All versions, plus listed versions 1.0.20200513-1~16.04.11.0.20200513-1~16.04.2 |
None known |
wireguardUbuntu:18.04:LTS |
All versions, plus listed versions 1.0.20200513-1~18.04.11.0.20200513-1~18.04.2 |
None known |
wireguardUbuntu:20.04:LTS |
All versions, plus listed versions 0.0.20190913-1ubuntu10.0.20191212-1ubuntu10.0.20191219-1ubuntu11.0.20200102-1ubuntu11.0.20200121-1ubuntu1 Show 6 moreShow less1.0.20200121-2ubuntu11.0.20200206-1ubuntu11.0.20200206-2ubuntu11.0.20200319-1ubuntu11.0.20200513-1~20.04.11.0.20200513-1~20.04.2 |
None known |
wireguardUbuntu:22.04:LTS |
All versions, plus listed versions 1.0.20210424-1ubuntu11.0.20210914-1ubuntu11.0.20210914-1ubuntu2 |
None known |
wireguardUbuntu:24.04:LTS |
All versions, plus listed versions 1.0.20210914-1ubuntu31.0.20210914-1ubuntu4 |
None known |
wireguardUbuntu:26.10 |
All versions, plus listed versions 1.0.20250521-1ubuntu11.0.20260223-1ubuntu11.0.20260223-1ubuntu2 |
None known |
wireguardUbuntu:26.04:LTS |
All versions, plus listed versions 1.0.20210914-3ubuntu21.0.20250521-1ubuntu1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| published | OSV | |
| affected, aliases, published, references | NVD, OSV | |
| facts | CVE List, EUVD, GitHub Advisories | |
| published | EUVD | |
| published | EUVD, NVD | |
| severity, title | CVE List | |
| first indexed | EUVD, GitHub Advisories |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-105980 is a high vulnerability (CVSS 8.6) in Welotec Tk100, published November 3, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. No source names a fixed version.