Medium severity · published May 4, 2026
CVE-2026-7718
Totolink WA300 POST Request cstecgi.cgi setWebWlanIdx command injection
6.3
CVSS
1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
WA300 · Totolink
5.2cu.7112_B20190227 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7718
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7718
lavender-bicycle-a5a.notion.site
https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-setWebWlanIdx-34553a41781f800ab40ae0c3d68c78a6?pvs=73
vuldb.com
https://vuldb.com/submit/807196
vuldb.com
https://vuldb.com/vuln/360894
vuldb.com
https://vuldb.com/vuln/360894/cti
www.totolink.net
https://www.totolink.net/
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