CVE-2024-31811: TOTOLINK EX200 · Command Injection
Source CVE Database V5
Not known to be exploited · CVSS 8.0 High.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.9% chance of exploitation in 30 days – higher than 61% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 8 Apr 2024
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
Immediate mitigation steps include restricting administrative access to TOTOLINK EX200 routers by limiting management interfaces to trusted networks and enforcing strong authentication mechanisms. Network segmentation should isolate vulnerable devices from sensitive internal systems to contain potential breaches. Monitoring network traffic for unusual activities or command injection attempts targeting the langType parameter can provide early detection. Since no official patches are currently available, organizations should consider temporary workarounds such as disabling remote management features or using firewall rules to block access to the router’s management ports from untrusted sources. Once a vendor patch is released, prompt testing and deployment are critical. Additionally, conducting regular firmware audits and maintaining an inventory of affected devices will help prioritize remediation efforts. Employing intrusion detection/prevention systems (IDS/IPS) with signatures targeting this vulnerability can further reduce risk.
Description
TOTOLINK EX200 V4.0.3c.7646_B20201211 was discovered to contain a remote code execution (RCE) vulnerability via the langType parameter in the setLanguageCfg function.