Vulnerability Description
A vulnerability was detected in Totolink A7000R 4.1cu.4154. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name results in command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Totolink | A7000R Firmware | 4.1cu.4154 |
| Totolink | A7000R | - |
Related Weaknesses (CWE)
References
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserExploitThird Party Advisory
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserExploitThird Party Advisory
- https://vuldb.com/?ctiid.343231Permissions RequiredVDB Entry
- https://vuldb.com/?id.343231Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.739713Third Party AdvisoryVDB Entry
- https://www.totolink.net/Product
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserExploitThird Party Advisory
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserExploitThird Party Advisory
FAQ
What is CVE-2026-1547?
CVE-2026-1547 is a vulnerability with a CVSS score of 6.3 (MEDIUM). A vulnerability was detected in Totolink A7000R 4.1cu.4154. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name results in comman...
How severe is CVE-2026-1547?
CVE-2026-1547 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-1547?
Check the references section above for vendor advisories and patch information. Affected products include: Totolink A7000R Firmware, Totolink A7000R.