{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-111912", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-17T12:18:55.462Z", "datePublished": "2026-10-17T18:46:29.658Z", "dateUpdated": "2026-10-17T18:46:29.658Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-17T18:46:29.658Z"}, "datePublic": "2026-10-02T00:00:00.000Z", "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639", "type": "CWE"}]}], "affected": [{"vendor": "Admidio", "product": "admidio", "defaultStatus": "unaffected", "versions": [{"version": "5.0.0", "status": "affected", "versionType": "semver", "lessThan": "5.0.16"}, {"version": "5.0.16", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:admidio:admidio:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0.0", "versionEndExcluding": "5.0.16"}]}]}], "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"}}], "references": [{"url": "https://github.com/Admidio/admidio/security/advisories/GHSA-8256-4wm7-f628", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-8256-4wm7-f628)"}, {"name": "VulnCheck Advisory: Admidio 5.0.0 before 5.0.16 IDOR via Forum Topic Update", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/admidio-5.0.0-before-5.0.16-idor-via-forum-topic-update"}], "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"}}}}

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