CVE-2026-7718: Totolink WA300 · Injection
Source GCVE Database
Public exploit available · CVSS 5.3 Medium.
Data as of 27 Oct 2026, 00:07 UTC
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:PExploitation evidence
Disclosed: evidence found.
CVE published 4 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| TotolinkWA300 | Affected
| Fixed in– |
Description
A vulnerability was identified in Totolink WA300 5.2cu.7112_B20190227. Impacted is the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument webWlanIdx leads to command injection. The attack may be initiated remotely. The exploit is publicly available and might be used.
References
- nvd.nist.gov/vuln/detail/CVE-2026-7718 (opens in a new tab)
- lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-setWebWlanIdx-34553a41781f800ab40ae0c3d68c78a6?pvs=73 (opens in a new tab)
- vuldb.com/submit/807196 (opens in a new tab)
- vuldb.com/vuln/360894 (opens in a new tab)
- vuldb.com/vuln/360894/cti (opens in a new tab)
- totolink.net (opens in a new tab)