CVE-2026-116504 TOTOLINK A950RG Cloud Upgrade upgrade.so setCloudUpgradeFW command injection
CriticalCVSS 9.4
EPSS 1.5%
- Published
- Updated
- Exploit status
- No public exploit known
Description
A vulnerability has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This affects the function setCloudUpgradeFW of the file lib/cste_modules/upgrade.so of the component Cloud Upgrade. The manipulation of the argument FileName leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the 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-426402 | TOTOLINK A950RG Cloud Upgrade upgrade.so setCloudUpgradeFW command injection technical-description vdb-entry
- VDB-426402 | CTI Indicators (IOB, IOC, TTP, IOA) permissions-required signature
- CVE-2026-116504 | CVE Analysis and Report third-party-advisory
- Submit #1022553 | TOTOLINK A950RG V4.1.2cu.5268_B20221104 Command Injection third-party-advisory
- gist.github.com exploit
- www.totolink.net product