PT-2026-43194 · Totolink · Ca750-Poe

Buoy_Yes · Published 2026-05-26 · Updated 2026-05-26 · CVE-2026-9534

Positive Technologies (AI Summary)

CVSS v2.0

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Totolink CA750-PoE version 6.2c.510

Description A flaw in the Setting Handler component allows for remote OS command injection. The issue exists within the setWiFiWpsConfig() function of the '/cgi-bin/cstecgi.cgi' endpoint. An attacker can trigger this by manipulating the PIN argument.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, restrict access to the '/cgi-bin/cstecgi.cgi' endpoint or avoid using the PIN argument within the setWiFiWpsConfig() function.

Exploit

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2026-9534

Affected Products

Ca750-Poe

References · 7

• 🔥 https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_57/57.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-9534 · Security Note
• https://vuldb.com/vuln/365561 · Note
• https://totolink.net · Note
• https://vuldb.com/submit/813938 · Note
• https://t.me/CVEtracker/54959 · Telegram Post
• https://vuldb.com/vuln/365561/cti · Note