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CVE-2026-1326

Totolink NR1800X POST Request cstecgi.cgi setWanCfg command injection

Published: Jan 22, 2026Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-74
6.3MEDIUM
NVD MITRE
EPSS Score
3.2%
Top 13.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

Description

A weakness has been identified in Totolink NR1800X 9.1.0u.6279_B20210910. This vulnerability affects the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument Hostname causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-74CWE-77

Affected Products

Totolink
commercial·TWaka totolink corp.
NR1800X
Networking Infrastructure
nr1800x firmware
Networking Infrastructure
and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://vuldb.com/?id.342302
vuldb.com
https://vuldb.com/?ctiid.342302
vuldb.com
https://vuldb.com/?submit.735787
vuldb.com
and 3 more references View all →

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