{"id":"CVE-2026-111912","state":"PUBLISHED","title":"Admidio 5.0.0 before 5.0.16 IDOR via Forum Topic Update","description":"Admidio from 5.0.0 before 5.0.16 contains an insecure direct object reference vulnerability in ForumService::saveTopic() that allows authenticated members to modify other users' forum topics. Attackers can replace the topic_uuid parameter in their own topic_save request, reusing their CSRF token, to overwrite the victim topic's title and first post.","publishedAt":"2026-10-17T18:46:29.658Z","updatedAt":"2026-10-19T16:39:44.005Z","severity":{"score":7.1,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Admidio admidio"],"affected":[{"vendor":"Admidio","product":"admidio","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThan":"5.0.16","versionType":"semver"},{"version":"5.0.16","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/Admidio/admidio/security/advisories/GHSA-8256-4wm7-f628","https://www.vulncheck.com/advisories/admidio-5.0.0-before-5.0.16-idor-via-forum-topic-update"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/111xxx/CVE-2026-111912.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-111912","state":"PUBLISHED","datePublished":"2026-10-17T18:46:29.658Z","dateUpdated":"2026-10-19T16:39:44.005Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-17T12:18:55.462Z"},"containers":{"cna":{"title":"Admidio 5.0.0 before 5.0.16 IDOR via Forum Topic Update","descriptions":[{"lang":"en","value":"Admidio from 5.0.0 before 5.0.16 contains an insecure direct object reference vulnerability in ForumService::saveTopic() that allows authenticated members to modify other users' forum topics. Attackers can replace the topic_uuid parameter in their own topic_save request, reusing their CSRF token, to overwrite the victim topic's title and first post."}],"affected":[{"vendor":"Admidio","product":"admidio","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThan":"5.0.16","versionType":"semver"},{"version":"5.0.16","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/Admidio/admidio/security/advisories/GHSA-8256-4wm7-f628","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-8256-4wm7-f628)"},{"url":"https://www.vulncheck.com/advisories/admidio-5.0.0-before-5.0.16-idor-via-forum-topic-update","name":"VulnCheck Advisory: Admidio 5.0.0 before 5.0.16 IDOR via Forum Topic Update","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-17T18:46:29.658Z"},"datePublic":"2026-10-02T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:admidio:admidio:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0.0","versionEndExcluding":"5.0.16"}]}]}],"credits":[{"lang":"en","value":"J0hnathanKim","type":"finder"},{"lang":"en","value":"t-211","type":"finder"},{"lang":"en","value":"choewonwoo1817","type":"finder"},{"lang":"en","value":"garry15907","type":"finder"},{"lang":"en","value":"gwangwon0807","type":"finder"},{"lang":"en","value":"Kamba-netizen","type":"finder"},{"lang":"en","value":"xo0102","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-19T15:35:31.786926Z","id":"CVE-2026-111912","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-19T16:39:44.005Z"}}]}}}