{"id":"CVE-2026-2148","state":"PUBLISHED","title":"Tenda AC21 Web Management DownloadFlash information disclosure","description":"A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the file /cgi-bin/DownloadFlash of the component Web Management Interface. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.","publishedAt":"2026-02-08T10:32:08.524Z","updatedAt":"2026-02-23T09:40:55.973Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda AC21"],"affected":[{"vendor":"Tenda","product":"AC21","versions":[{"version":"16.03.08.16","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management Interface"]}],"references":["https://vuldb.com/?id.344850","https://vuldb.com/?ctiid.344850","https://vuldb.com/?submit.747557","https://github.com/master-abc/cve/issues/27","https://www.tenda.com.cn/"],"weaknesses":["CWE-200","CWE-284"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/2xxx/CVE-2026-2148.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-2148","state":"PUBLISHED","datePublished":"2026-02-08T10:32:08.524Z","dateUpdated":"2026-02-23T09:40:55.973Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-02-07T07:51:37.880Z"},"containers":{"cna":{"title":"Tenda AC21 Web Management DownloadFlash information disclosure","descriptions":[{"lang":"en","value":"A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the file /cgi-bin/DownloadFlash of the component Web Management Interface. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used."}],"affected":[{"vendor":"Tenda","product":"AC21","versions":[{"version":"16.03.08.16","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management Interface"]}],"references":[{"url":"https://vuldb.com/?id.344850","name":"VDB-344850 | Tenda AC21 Web Management DownloadFlash information disclosure","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.344850","name":"VDB-344850 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.747557","name":"Submit #747557 | Tenda AC21  V16.03.08.16 Missing Critical Step in Authentication","tags":["third-party-advisory"]},{"url":"https://github.com/master-abc/cve/issues/27","tags":["exploit","issue-tracking"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:W/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","type":"CWE","lang":"en","description":"Information Disclosure"}]},{"descriptions":[{"cweId":"CWE-284","type":"CWE","lang":"en","description":"Improper Access Controls"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-02-23T09:40:55.973Z"},"timeline":[{"time":"2026-02-07T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-02-07T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-02-11T09:56:15.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"jiefengliang (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-10T21:20:34.525794Z","id":"CVE-2026-2148","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-10T21:20:41.316Z"}}]}}}