VulnerabilityAnalyzed
CVE-2026-1547
A vulnerability was detected in Totolink A7000R 4.1cu.4154.
LOW 2.1EPSS 2.82%
Does this matter?
Lower severity and a low EPSS score (2.82%). Track it; it rarely justifies an emergency change on its own.
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 4.0
- 2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 2.82% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-74, CWE-77
- Affected
- totolink/a7000r firmware
- Source
- cna@vuldb.com
References
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.mdExploit, Third Party Advisory
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.md#pocExploit, Third Party Advisory
- https://vuldb.com/?ctiid.343231Permissions Required, VDB Entry
- https://vuldb.com/?id.343231Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.739713Third Party Advisory, VDB Entry
- https://www.totolink.net/Product
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.mdExploit, Third Party Advisory
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/01_RCE_setUnloadUserData_RCE.md#pocExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.