Vulnerability · Published May 25, 2026 · Assigned by VulDB
CVE-2026-9511Totolink CA750-PoE Setting cstecgi.cgi setWebWlanIdx os command injection
Medium 6.3
In plain English
A medium-severity OS command injection in CA750-PoE from Totolink. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)1.2%top 32.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
Affected products (as reported)
Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-365511 | Totolink CA750-PoE Setting cstecgi.cgi setWebWlanIdx os command injection vdb-entry, technical-description
- VDB-365511 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #813922 | TOTOLink CA750-PoE V6.2c.510 Command Injection third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_49/49.md exploit
- https://www.totolink.net/ product