CVE-2025-56114: Ruijie M18 EW_3 · OS Command Injection
Source CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 2.5% chance of exploitation in 30 days – higher than 85% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 11 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
- Immediately conduct an inventory to identify all Ruijie M18 devices running the vulnerable firmware version.
- Restrict network access to management interfaces of these devices using segmentation, firewalls, and VPNs to limit exposure to trusted administrators only.
- Implement strict access controls and monitor for unusual POST requests targeting the module_set endpoint.
- Employ intrusion detection/prevention systems (IDS/IPS) with custom signatures to detect exploitation attempts of this command injection vulnerability.
- Enforce strong authentication mechanisms and rotate credentials regularly to reduce risk from compromised accounts.
- Engage with Ruijie support channels to obtain patches or firmware updates as soon as they become available.
- Consider temporary compensating controls such as disabling vulnerable features or applying configuration changes to sanitize inputs if possible.
- Conduct regular security audits and penetration tests focusing on network device security.
- Maintain up-to-date backups of device configurations to enable rapid recovery if compromise occurs.
Description
OS Command Injection vulnerability in Ruijie M18 EW_3.0(1)B11P226_M18_10223116 allowing attackers to execute arbitrary commands via a crafted POST request to the module_set in file /usr/local/lua/dev_config/config_retain.lua.
References
- 1drv.ms/f/c/12406a392c92914b/EmXarTTNPwFHjk8lLwQIqj8Ba9nlq-owLMBtEKpBwMrn5A?e=vvi2dM (opens in a new tab)
- 1drv.ms/t/c/12406a392c92914b/EWfEhLkTSblOur72XhaQ7W4BsxQ1IWXZ-Wkcv9WC7AYb-g?e=LpMdqT (opens in a new tab)
- github.com/flegoity/Ruijie-Multiple-Devices-Vulnerability-Reports-for-CVE/blob/main/CVE-2025-56114.md (opens in a new tab)