{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33649", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-23T15:23:42.217Z", "datePublished": "2026-03-23T18:26:32.866Z", "dateUpdated": "2026-03-24T15:13:47.830Z"}, "containers": {"cna": {"title": "AVideo's GET-Based CSRF in setPermission.json.php Enables Privilege Escalation via Arbitrary Permission Modification", "problemTypes": [{"descriptions": [{"cweId": "CWE-352", "lang": "en", "description": "CWE-352: Cross-Site Request Forgery (CSRF)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g8x9-7mgh-7cvj", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g8x9-7mgh-7cvj"}], "affected": [{"vendor": "WWBN", "product": "AVideo", "versions": [{"version": "<= 26.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-23T18:26:32.866Z"}, "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions up to and including 26.0, the `plugin/Permissions/setPermission.json.php` endpoint accepts GET parameters for a state-changing operation that modifies user group permissions. The endpoint has no CSRF token validation, and the application explicitly sets `session.cookie_samesite=None` on session cookies. This allows an unauthenticated attacker to craft a page with `<img>` tags that, when visited by an admin, silently grant arbitrary permissions to the attacker's user group \u2014 escalating the attacker to near-admin access. As of time of publication, no known patched versions are available."}], "source": {"advisory": "GHSA-g8x9-7mgh-7cvj", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g8x9-7mgh-7cvj", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-24T14:54:46.806864Z", "id": "CVE-2026-33649", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-24T15:13:47.830Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions up to and including 26.0, the `plugin/Permissions/setPermission.json.php` endpoint accepts GET parameters for a state-changing operation that modifies user group permissions. The endpoint has no CSRF token validation, and the application explicitly sets `session.cookie_samesite=None` on session cookies. This allows an unauthenticated attacker to craft a page with `<img>` tags that, when visited by an admin, silently grant arbitrary permissions to the attacker's user group \u2014 escalating the attacker to near-admin access. As of time of publication, no known patched versions are available."}, {"lang": "es", "value": "WWBN AVideo es una plataforma de video de c\u00f3digo abierto. En versiones hasta la 26.0 inclusive, el endpoint 'plugin/Permissions/setPermission.json.php' acepta par\u00e1metros GET para una operaci\u00f3n de cambio de estado que modifica los permisos de grupos de usuarios. El endpoint no tiene validaci\u00f3n de token CSRF, y la aplicaci\u00f3n establece expl\u00edcitamente 'session.cookie_samesite=None' en las cookies de sesi\u00f3n. Esto permite a un atacante no autenticado crear una p\u00e1gina con etiquetas '' que, cuando es visitada por un administrador, concede silenciosamente permisos arbitrarios al grupo de usuarios del atacante \u2014 escalando al atacante a un acceso casi de administrador. Hasta el momento de la publicaci\u00f3n, no hay versiones parcheadas conocidas disponibles."}], "id": "CVE-2026-33649", "lastModified": "2026-03-24T16:16:34.487", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-23T19:16:41.070", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g8x9-7mgh-7cvj"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g8x9-7mgh-7cvj"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "AVideo", "source": "cna", "vendor": "WWBN"}, "product": "avideo", "vendor": "wwbn"}], "created": "2026-03-24T10:33:23.191211+00:00", "updated": "2026-03-24T10:33:23.191284+00:00", "vendors": ["wwbn", "wwbn$PRODUCT$avideo"]}