Vulnerability · Published May 25, 2026 · Assigned by VulDB

CVE-2026-9512Totolink CA750-PoE Setting cstecgi.cgi setPasswordCfg 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 security flaw has been discovered in Totolink CA750-PoE 6.2c.510. This vulnerability affects the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Performing a manipulation of the argument admuser/admpass results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Affected products (as reported)

Vendor	Product	Versions
Totolink	CA750-PoE	6.2c.510

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-365512 | Totolink CA750-PoE Setting cstecgi.cgi setPasswordCfg os command injection vdb-entry, technical-description
VDB-365512 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #813923 | TOTOLink CA750-PoE V6.2c.510 Command Injection third-party-advisory
https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_50/50.md exploit
https://www.totolink.net/ product