What’s Vulnerable › Vulnerabilities

CVE-2026-5104: Totolink A3300R cstecgi.cgi setStaticRoute command injection

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-30 · updated 2026-06-17
• Weakness: CWE-74

Description

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_b20221024. Impacted is the function setStaticRoute of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument ip leads to command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.

Affected products

• Totolink A3300R: 17.0.0cu.557_b20221024

References

• https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_ip_cmd_inject
• https://vuldb.com/submit/779142
• https://vuldb.com/vuln/354129
• https://vuldb.com/vuln/354129/cti
• https://www.totolink.net/

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