CVE-2026-1327
MEDIUMTotolink NR1800X 9.1.0u.6279_B20210910 - OS Command Injection via setTracerouteCfg POST Parameter
Title source: llmDescription
A security vulnerability has been detected in Totolink NR1800X 9.1.0u.6279_B20210910. This issue affects the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Such manipulation of the argument command leads to command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.342303
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.342303
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.735790
Exploit, Third Party Advisory exploit
https://lavender-bicycle-a5a.notion.site/TOTOLINK-NR1800X-setTracerouteCfg-2e453a41781f80df8ef9d32983758502?source=copy_link
Product product
https://www.totolink.net/
Scores
CVSS v3
6.3
EPSS
0.0047
EPSS Percentile
64.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-74
CWE-77
Status
published
Products (1)
totolink/nr1800x_firmware
9.1.0u.6279_b20210910
Published
Jan 22, 2026
Tracked Since
Feb 18, 2026