{"id":"CVE-2026-86300","state":"PUBLISHED","title":"Tenda AC9 Web Management R7WebsSecurityHandler improper authentication","description":"A flaw has been found in Tenda AC9 15.03.05.14. This impacts the function R7WebsSecurityHandler of the component Web Management. This manipulation causes improper authentication. The attack may be initiated remotely. The exploit has been published and may be used.","publishedAt":"2026-09-07T11:30:09.363Z","updatedAt":"2026-09-08T15:03:32.769Z","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:L/VA:L/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda AC9"],"affected":[{"vendor":"Tenda","product":"AC9","versions":[{"version":"15.03.05.14","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac9_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management"]}],"references":["https://vuldb.com/vuln/399464","https://vuldb.com/vuln/399464/cti","https://vuldb.com/cve/CVE-2026-86300","https://vuldb.com/submit/906606","https://vuldb.com/submit/906607","https://vuldb.com/submit/906608","https://github.com/limou89/somevul/blob/main/Tenda_AC9_getProduct_Info_Disclosure.md","https://github.com/limou89/somevul/blob/main/Tenda_AC9_fast_setting_wifi_set_Unauth_Password.md","https://www.tenda.com.cn/"],"weaknesses":["CWE-287"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86300.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86300","state":"PUBLISHED","datePublished":"2026-09-07T11:30:09.363Z","dateUpdated":"2026-09-08T15:03:32.769Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-09-06T16:33:21.215Z"},"containers":{"cna":{"title":"Tenda AC9 Web Management R7WebsSecurityHandler improper authentication","descriptions":[{"lang":"en","value":"A flaw has been found in Tenda AC9 15.03.05.14. This impacts the function R7WebsSecurityHandler of the component Web Management. This manipulation causes improper authentication. The attack may be initiated remotely. The exploit has been published and may be used."}],"affected":[{"vendor":"Tenda","product":"AC9","versions":[{"version":"15.03.05.14","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac9_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management"]}],"references":[{"url":"https://vuldb.com/vuln/399464","name":"VDB-399464 | Tenda AC9 Web Management R7WebsSecurityHandler improper authentication","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/399464/cti","name":"VDB-399464 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-86300","name":"CVE-2026-86300 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/906606","name":"Submit #906606 | Tenda AC9 V15.03.05.14 Information Disclosure","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/906607","name":"Submit #906607 | Tenda AC9 V15.03.05.14_multi / V15.03.05.16_multi Improper Access Controls (Duplicate)","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/906608","name":"Submit #906608 | Tenda AC9 V15.03.05.14_multi / V15.03.05.16_multi Improper Access Controls (Duplicate)","tags":["third-party-advisory"]},{"url":"https://github.com/limou89/somevul/blob/main/Tenda_AC9_getProduct_Info_Disclosure.md","tags":["related"]},{"url":"https://github.com/limou89/somevul/blob/main/Tenda_AC9_fast_setting_wifi_set_Unauth_Password.md","tags":["exploit"]},{"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:L/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":7.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":7.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-287","type":"CWE","lang":"en","description":"Improper Authentication"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-09-07T11:30:09.363Z"},"timeline":[{"time":"2026-09-06T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-06T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-06T18:38:25.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"sleep (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202609"]},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/limou89/somevul/blob/main/Tenda_AC9_getProduct_Info_Disclosure.md","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T15:03:18.638512Z","id":"CVE-2026-86300","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-08T15:03:32.769Z"}}]}}}