CVE-2025-4851

5.3 mediumEPSS 1.5%

Medium (5.3) in totolink n300rh firmware. EPSS 1.5% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in TOTOLINK N300RH 6.1c.1390_B20191101. This vulnerability affects the function setUploadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Severity

CVSS 4.0

5.3 medium

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

CVSS 3.1

9.8 critical

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

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-74
Published: 2025-05-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:n300rh_firmware

References

https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/m3.md
https://vuldb.com/?ctiid.309322
https://vuldb.com/?id.309322
https://vuldb.com/?submit.575074
https://www.totolink.net/

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