CVE-2026-31175

critical · 9.8

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunEnable parameter to /cgi-bin/cstecgi.cgi.

9.8

CVSS

0.6%

EPSS (exploit prob.)

46th

EPSS percentile

2026-04-23

Published

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

Weaknesses

CWE-77

Affected products

Vendor	Product	Affected versions
totolink	a3300r_firmware	17.0.0cu.557_b20221024
totolink	a3300r	all versions

Check a specific version with /api/v1/cve/match.

References

https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-stun-enable-cmd-injection
https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-stun-enable-cmd-injection

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-31175