CVE-2026-3696 — HIGH (7.3) — White Hats Nepal

Vulnerability Description

A vulnerability was found in Totolink N300RH 6..1c.1353_B20190305. The affected element is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation results in os command injection. The attack can be initiated remotely. The exploit has been made public and could be used.

CVSS Score

7.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Totolink	N300Rh Firmware	6.1c.1353_b20190305
Totolink	N300Rh	4.0

Related Weaknesses (CWE)

CWE-78 CWE-77

References

https://github.com/JXBbozaihuang/vuln-research/issues/2ExploitIssue TrackingThird Party Advisory
https://vuldb.com/?ctiid.349642Permissions RequiredVDB Entry
https://vuldb.com/?id.349642Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.765681Third Party AdvisoryVDB Entry
https://www.totolink.net/Product

FAQ

What is CVE-2026-3696?

CVE-2026-3696 is a vulnerability with a CVSS score of 7.3 (HIGH). A vulnerability was found in Totolink N300RH 6..1c.1353_B20190305. The affected element is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a man...

How severe is CVE-2026-3696?

CVE-2026-3696 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-3696?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink N300Rh Firmware, Totolink N300Rh.