CVE-2026-1327

moderate-risk
Published 2026-01-22

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.

Do I need to act?

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0.53% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.3/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Totolink

References (5)

Exploit https://lavender-bicycle-a5a.notion.site/TOTOLINK-NR1800X-setTracerouteCfg-2e453...
Permissions Required https://vuldb.com/?ctiid.342303
Third Party Advisory https://vuldb.com/?id.342303
Third Party Advisory https://vuldb.com/?submit.735790
Product https://www.totolink.net/
30
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal