CVE-2026-75487
Cudy TR3000 before 2.5.42 Command Injection via WireGuard private_key Export
CVE-2026-75487 is a high vulnerability (CVSS 8.6) in Shenzhen Cudy Technology Co., Ltd. Tr3000 1.0, published November 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.52%, the 75th percentile. No source names a fixed version.
- Severity
- 8.6 HighCVSS 4.0, CVE List
- Exploit chance
- 1.52%EPSS, 75th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via the WireGuard server private_key option. Attackers can save a private key containing $() command substitution, which runs when action_wireguards_export() passes it to luci.sys.exec during configuration export.
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
Affected products
What each source reports
CVE List Score used
Cudy TR3000 before 2.5.42 Command Injection via WireGuard private_key Export
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via the WireGuard server private_key option. Attackers can save a private key containing $() command substitution, which runs when action_wireguards_export() passes it to luci.sys.exec during configuration export.
- Record
CVE-2026-75487- 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-78
- Updated
- 2026-11-13
EUVDEUVD-2026-125269
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via the WireGuard server private_key option. Attackers can save a private key containing $() command substitution, which runs when action_wireguards_export() passes it to luci.sys.exec during configuration export.
- Record
EUVD-2026-125269- 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
- 2026-11-13
GitHub AdvisoriesGHSA-fvrh-952c-4g3j
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated...
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via the WireGuard server private_key option. Attackers can save a private key containing $() command substitution, which runs when action_wireguards_export() passes it to luci.sys.exec during configuration export.
- Record
GHSA-fvrh-952c-4g3j- 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-78
- Updated
- 2026-11-13
NVD
Cudy TR3000 before 2.5.42 contains a command injection vulnerability that allows authenticated administrators to execute commands as root via the WireGuard server private_key option. Attackers can save a private key containing $() command substitution, which runs when action_wireguards_export() passes it to luci.sys.exec during configuration export.
- Record
CVE-2026-75487- 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-78
- Updated
- 2026-11-13
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD | |
| aliases, references | GitHub Advisories, NVD | |
| aliases, published | EUVD | |
| first indexed | CVE List |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
cudy.com/en-us/pages/download-center/tr3000-1-0
d1jvyy13vm72kv.cloudfront.net/device/upgrade/m_upgrade_TR3000_256MB_Flash-R103-2.5.42-20261103-160202-sysupgrade_82672.zip
vulncheck.com/advisories/cudy-tr3000-before-2.5.42-command-injection-via-wireguard-private-key-export
nvd.nist.gov/vuln/detail/CVE-2026-75487
github.com/advisories/GHSA-fvrh-952c-4g3j