CRITICAL 9.3 NVD
CVE-2026-109109
A vulnerability was detected in Wavlink WL-WN530BE1-A 251117. This vulnerability affects the function strcpy of the file /cgi-bin/ExportAllSettings.cgi of the c
A vulnerability was detected in Wavlink WL-WN530BE1-A 251117. This vulnerability affects the function strcpy of the file /cgi-bin/ExportAllSettings.cgi of the component Settings Export CGI. Performing a manipulation of the argument HTTP_COOKIE/X-Cmd results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.
References
- https://gist.github.com/Rauzk/9ef4fe7574e5689386cc43139f4cf9e1
- https://vuldb.com/cve/CVE-2026-109109
- https://vuldb.com/submit/909191
- https://vuldb.com/vuln/416860
- https://vuldb.com/vuln/416860/cti
This critical severity vulnerability with a CVSS score of 9.3 was published on 2026-10-13 via NVD.
Risk Timeline
CVE Disclosed2026-10-13 · -1 days ago
Remediation Resources
Official Advisory
vuldb.com/cve/CVE-2026-109109Official Advisory
vuldb.com/vuln/416860Analysis & PoC
gist.github.com/Rauzk/9ef4fe7574e5689386cc43139f4cf9e1Analysis & PoC
vuldb.com/submit/909191
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