CVE-2026-121599 TOTOLINK A950RG Multi-SSID Configuration cstecgi.cgi delWiFiMultipleConfig stack-based overflow
CriticalCVSS 9.4
EPSS 0.47%
- Published
- Updated
- Exploit status
- No public exploit known
Description
A vulnerability was detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected is the function setWiFiMultipleConfig/delWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi of the component Multi-SSID Configuration. The manipulation of the argument wepkey2/wepkey3 results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| totolink a950rg firmware | = 4.1.2cu.5268_B20221104 | No fix listed |
References
- VDB-430441 | TOTOLINK A950RG Multi-SSID Configuration cstecgi.cgi delWiFiMultipleConfig stack-based overflow technical-description vdb-entry
- VDB-430441 | CTI Indicators (IOB, IOC, IOA) permissions-required signature
- CVE-2026-121599 | CVE Analysis and Report third-party-advisory
- Submit #1022561 | TOTOLINK A950RG V4.1.2cu.5268_B20221104 Stack Buffer Overflow third-party-advisory
- gist.github.com exploit
- www.totolink.net product