Medium severity · published May 25, 2026
CVE-2026-9511
Totolink CA750-PoE Setting cstecgi.cgi setWebWlanIdx os command injection
6.3
CVSS
1.2%
EPSS
No
On KEV
Description
A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack 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)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
CA750-PoE · Totolink
6.2c.510 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9511
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9511
github.com
https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_49/49.md
vuldb.com
https://vuldb.com/submit/813922
vuldb.com
https://vuldb.com/vuln/365511
vuldb.com
https://vuldb.com/vuln/365511/cti
www.totolink.net
https://www.totolink.net/
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