CVE-2026-1327

Totolink NR1800X POST Request cstecgi.cgi setTracerouteCfg command injection

Published Jan 22, 2026 CVSS 4.0 · 5.3 Medium EPSS 2.9% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:totolink:nr1800x_firmware:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Totolink nr1800x Firmware
CPEs cpe:2.3:h:totolink:nr1800x:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:nr1800x_firmware:9.1.0u.6279_b20210910:*:*:*:*:*:*:*
Vendors & Products Totolink nr1800x Firmware
Type Values Removed Values Added
First Time appeared Totolink
Totolink nr1800x
Vendors & Products Totolink
Totolink nr1800x
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Totolink NR1800X POST Request cstecgi.cgi setTracerouteCfg command injection
Weaknesses CWE-74
CWE-77
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS: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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Feb 23, 2026, 8:53 AM
Reserved
Jan 22, 2026, 7:43 AM
Status
Analyzed
Published
Jan 22, 2026, 3:16 PM
Modified
Jun 17, 2026, 10:15 AM