CVE-2025-4850 is a critical command injection vulnerability in TOTOLINK N300RH firmware version 6.1c.1390_B20191101, specifically within the setUnloadUserData function of the /cgi-bin/cstecgi.cgi file. An authenticated attacker can remotely execute arbitrary commands by manipulating the "plugin_name" argument. While the CVSS score is 6.3 (Medium), the vulnerability's critical classification and remote exploitability highlight its significant risk. Public exploit details are available, but there is no evidence of active exploitation, nor is it listed in CISA's KEV catalog, and it has received minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
6.1c.1390_b20191101CPE matchmatch criteria | cpe:2.3:o:totolink:n300rh_firmware:6.1c.1390_b20191101:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
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:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.