{"id":"CVE-2026-18587","state":"PUBLISHED","title":"Wavlink WL-NU516U1 Config Import os command injection","description":"A flaw has been found in Wavlink WL-NU516U1 708c073-mt7628. The impacted element is an unknown function of the component Config Import. Executing a manipulation of the argument Password can lead to os command injection. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is regarded as difficult. The exploit has been published and may be used. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.","publishedAt":"2026-08-03T05:45:11.360Z","updatedAt":"2026-08-03T20:16:37.670Z","severity":{"score":7.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Wavlink WL-NU516U1"],"affected":[{"vendor":"Wavlink","product":"WL-NU516U1","versions":[{"version":"708c073-mt7628","status":"affected"}],"cpes":["cpe:2.3:o:wavlink:wl-nu516u1_firmware:*:*:*:*:*:*:*:*"],"modules":["Config Import"]}],"references":["https://vuldb.com/vuln/385415","https://vuldb.com/vuln/385415/cti","https://vuldb.com/cve/CVE-2026-18587","https://vuldb.com/submit/850494","https://github.com/oduoke567/WAVLINK-NU516U1-2026-05-1/blob/main/report.md","https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-07-13-4b8a21f-mt7628-squashfs-sysupgrade.bin"],"weaknesses":["CWE-78","CWE-77"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18587.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18587","state":"PUBLISHED","datePublished":"2026-08-03T05:45:11.360Z","dateUpdated":"2026-08-03T20:16:37.670Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-02T20:33:24.850Z"},"containers":{"cna":{"title":"Wavlink WL-NU516U1 Config Import os command injection","descriptions":[{"lang":"en","value":"A flaw has been found in Wavlink WL-NU516U1 708c073-mt7628. The impacted element is an unknown function of the component Config Import. Executing a manipulation of the argument Password can lead to os command injection. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is regarded as difficult. The exploit has been published and may be used. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product."}],"affected":[{"vendor":"Wavlink","product":"WL-NU516U1","versions":[{"version":"708c073-mt7628","status":"affected"}],"cpes":["cpe:2.3:o:wavlink:wl-nu516u1_firmware:*:*:*:*:*:*:*:*"],"modules":["Config Import"]}],"references":[{"url":"https://vuldb.com/vuln/385415","name":"VDB-385415 | Wavlink WL-NU516U1 Config Import os command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/385415/cti","name":"VDB-385415 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-18587","name":"CVE-2026-18587 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/850494","name":"Submit #850494 | WAVLINK WL-NU516U1 2026-05-15 (build 708c073-mt7628) Command Injection","tags":["third-party-advisory"]},{"url":"https://github.com/oduoke567/WAVLINK-NU516U1-2026-05-1/blob/main/report.md","tags":["broken-link"]},{"url":"https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-07-13-4b8a21f-mt7628-squashfs-sysupgrade.bin","tags":["broken-link","patch"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":7.7,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":7.5,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":7.5,"vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":7.6,"vectorString":"AV:N/AC:H/Au:N/C:C/I:C/A:C/E:POC/RL:OF/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","type":"CWE","lang":"en","description":"OS Command Injection"}]},{"descriptions":[{"cweId":"CWE-77","type":"CWE","lang":"en","description":"Command Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-08-03T05:45:11.360Z"},"timeline":[{"time":"2026-08-02T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-08-02T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-08-02T22:38:32.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"oduoke (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202608"]},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://vuldb.com/submit/850494","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-03T20:16:13.207043Z","id":"CVE-2026-18587","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-03T20:16:37.670Z"}}]}}}