CVE-2026-33764

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{"affected": [{"affectedData": [{"product": "AVideo", "vendor": "WWBN", "versions": [{"status": "affected", "version": "<= 26.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*", "matchCriteriaId": "774C24F1-9D26-484F-B931-1DA107C8F588", "versionEndIncluding": "26.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions up to and including 26.0, the AI plugin's `save.json.php` endpoint loads AI response objects using an attacker-controlled `$_REQUEST['id']` parameter without validating that the AI response belongs to the specified video. An authenticated user with AI permissions can reference any AI response ID \u2014 including those generated for other users' private videos \u2014 and apply the stolen AI-generated content (titles, descriptions, keywords, summaries, or full transcriptions) to their own video, effectively exfiltrating the information. Commit aa2c46a806960a0006105df47765913394eec142 contains a patch."}, {"lang": "es", "value": "WWBN AVideo es una plataforma de video de c\u00f3digo abierto. En versiones hasta la 26.0 inclusive, el endpoint \u2019save.json.php\u2019 del plugin de IA carga objetos de respuesta de IA utilizando un par\u00e1metro \u2019$_REQUEST[\u2019id\u2019]\u2019 controlado por el atacante sin validar que la respuesta de IA pertenezca al video especificado. Un usuario autenticado con permisos de IA puede hacer referencia a cualquier ID de respuesta de IA - incluyendo aquellos generados para videos privados de otros usuarios - y aplicar el contenido robado generado por IA (t\u00edtulos, descripciones, palabras clave, res\u00famenes o transcripciones completas) a su propio video, exfiltrando efectivamente la informaci\u00f3n. El commit aa2c46a806960a0006105df47765913394eec142 contiene un parche."}], "id": "CVE-2026-33764", "lastModified": "2026-10-26T22:10:00.163", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-33764", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-03-27T18:52:10.275012Z", "version": "2.0.3"}}]}, "published": "2026-03-27T15:16:58.587", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/WWBN/AVideo/commit/aa2c46a806960a0006105df47765913394eec142"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g39v-qrj6-jxrh"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-g39v-qrj6-jxrh"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "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"}], "analysis": {"en": {"generated_at": "2026-03-31T20:50:56.107744+00:00", "value": {"mitigation_remediation": ["Update AVideo to a version that includes commit aa2c46a806960a0006105df47765913394eec142.", "Restrict AI plugin access to users who truly need the AI features.", "Monitor calls to save.json.php for unusual or repeated requests that target other users\u2019 video IDs.", "If the AI plugin is not essential, consider disabling it to eliminate the exposure."], "summary": {"action": "Apply Patch", "impact": "Unauthorized Data Exfiltration"}, "threat_synthesis": {"affected_systems": "WWBN AVideo, an open\u2011source video platform, versions up to and including 26.0 are affected. The issue resides within the AI plugin and its save.json.php endpoint.", "description_and_impact": "The vulnerability is an IDOR in the AI plugin\u2019s save.json.php endpoint that permits an authenticated user with AI permissions to load AI response objects for any specified video ID without validating ownership. This flaw allows the user to read and apply titles, descriptions, keywords, summaries, or full transcriptions that belong to other users\u2019 private videos, effectively exfiltrating sensitive metadata generated from the original content.", "risk_and_exploitability": "The CVSS score of 4.3 indicates moderate severity, while the EPSS score of less than 1% shows a very low probability of exploitation. The vulnerability is not listed in the CISA known\u2011exploited vulnerability catalog. Exploitation requires the attacker to be an authenticated user with AI permissions; no unauthenticated or privilege escalation path is documented. The attack vector is limited to legitimate user interactions, making internal monitoring and permission control critical for risk mitigation."}}}}, "created": "2026-03-27T20:28:29.166801+00:00", "updated": "2026-04-02T07:55:35.161637+00:00", "vendors": ["wwbn", "wwbn$PRODUCT$avideo"]}