{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4166","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-03-14T12:30:20.703Z","datePublished":"2026-03-15T05:32:08.404Z","dateUpdated":"2026-03-17T13:46:28.034Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-03-15T05:32:08.404Z"},"title":"Wavlink WL-NU516U1 login.cgi sub_404F68 cross site scripting","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-79","lang":"en","description":"Cross Site Scripting"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-94","lang":"en","description":"Code Injection"}]}],"affected":[{"vendor":"Wavlink","product":"WL-NU516U1","versions":[{"version":"240425","status":"affected"}],"cpes":["cpe:2.3:o:wavlink:wl-nu516u1_firmware:*:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"A vulnerability was found in Wavlink WL-NU516U1 240425. The impacted element is the function sub_404F68 of the file /cgi-bin/login.cgi. The manipulation of the argument homepage/hostname results in cross site scripting. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.1,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.5,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":4,"vectorString":"AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-03-14T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-03-14T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-03-14T13:35:31.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"LtzHust2 (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB","type":"coordinator"}],"references":[{"url":"https://vuldb.com/?id.351073","name":"VDB-351073 | Wavlink WL-NU516U1 login.cgi sub_404F68 cross site scripting","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.351073","name":"VDB-351073 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.769652","name":"Submit #769652 | Wavlink WL-NU516U1 V240425 Cross Site Scripting","tags":["third-party-advisory"]},{"url":"https://vuldb.com/?submit.769653","name":"Submit #769653 | Wavlink WL-NU516U1 V240425 Cross Site Scripting (Duplicate)","tags":["third-party-advisory"]},{"url":"https://github.com/Litengzheng/vul_db/blob/main/WL-NU516U1/vul_14/README.md","tags":["related"]},{"url":"https://github.com/Litengzheng/vul_db/blob/main/WL-NU516U1/vul_15/README.md","tags":["exploit"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-17T13:45:41.216278Z","id":"CVE-2026-4166","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-17T13:46:28.034Z"}}]}}