CVE-2026-5178 is a command injection vulnerability found in the Totolink A3300R router (firmware version 17.0.0cu.557_b20221024), specifically within the setIptvCfg function of /cgi-bin/cstecgi.cgi. This medium-severity flaw (CVSS 6.3) allows remote, low-privileged attackers to execute arbitrary commands by manipulating the vlanPriLan3 argument, potentially leading to limited impact on confidentiality, integrity, and availability. While not currently observed in active exploitation, the exploit has been publicly disclosed and has garnered some community discussion, indicating a potential for future use.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
17.0.0cu.557_b20221024CPE matchmatch criteria | cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:* |
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:P/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, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.