CVE-2026-7720

MEDIUM 6.3

Totolink WA300 POST Request cstecgi.cgi setLanguageCfg command injection

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A weakness has been identified in Totolink WA300 5.2cu.7112_B20190227. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument langType causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

CWE	CWE-77 CWE-74
Vendor	totolink
Product	wa300
Published	May 4, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / WA300

5.2cu.7112_B20190227

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/360896 vuldb.com: https://vuldb.com/vuln/360896/cti vuldb.com: https://vuldb.com/submit/807198 lavender-bicycle-a5a.notion.site: https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-setLanguageCfg-34553a41781f8007b6c5c7964d424286 totolink.net: https://www.totolink.net/

Credits

🔍 wxhwxhwxh_mie (VulDB User)