CVE-2026-109109
criticalA vulnerability was detected in Wavlink WL-WN530BE1-A 251117.
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.
CVSS
10.0
10.0 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-10-13 08:17
Modified: 2026-10-14 14:17
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:59 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://gist.github.com/Rauzk/9ef4fe7574e5689386cc43139f4cf9e1 cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-109109 cna@vuldb.com
- https://vuldb.com/submit/909191 cna@vuldb.com
- https://vuldb.com/vuln/416860 cna@vuldb.com
- https://vuldb.com/vuln/416860/cti cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:59 UTC · record ↗