Vulnerability details

CVE-2026-9543

Totolink N300RH

Totolink N300RH Web Management cstecgi.cgi setPasswordCfg os command injection

CVSS 4.0

9.3Critical

Official description

A vulnerability has been found in Totolink N300RH 6.1c.1353_B20190305. Affected is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument admpass leads to os command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used.

CVSS scores

Score	Version	Source	Vector
9.3Critical	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
9.8Critical	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.8Critical	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
10.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Totolink	N300RH	6.1c.1353_B20190305	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/365607 vdb-entrytechnical-description
https://vuldb.com/vuln/365607/cti signaturepermissions-required
https://github.com/A1ester/TOTOLINK-N300RH-Command-Injection exploit
https://www.totolink.net/ product
https://vuldb.com/submit/815068 third-party-advisory

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Details

Published: 2026-05-26
Last updated: 2026-05-26
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

2.13%

Probability of exploitation in 30 days

82.1%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-78
OS Command Injection
CWE-77
Command Injection