CVE-2026-33717

{"id": "CVE-2026-33717", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2026-03-23T19:16:42.497", "references": [{"url": "https://github.com/WWBN/AVideo/commit/6da79b43484099a0b660d1544a63c07b633ed3a2", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-8wf4-c4x3-h952", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-434"}]}], "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions up to and including 26.0, the `downloadVideoFromDownloadURL()` function in `objects/aVideoEncoder.json.php` saves remote content to a web-accessible temporary directory using the original URL's filename and extension (including `.php`). By providing an invalid `resolution` parameter, an attacker triggers an early `die()` via `forbiddenPage()` before the temp file can be moved or cleaned up, leaving an executable PHP file persistently accessible under the web root at `videos/cache/tmpFile/`. Commit 6da79b43484099a0b660d1544a63c07b633ed3a2 contains a patch."}, {"lang": "es", "value": "WWBN AVideo es una plataforma de video de c\u00f3digo abierto. En versiones hasta la 26.0 inclusive, la funci\u00f3n `downloadVideoFromDownloadURL()` en `objects/aVideoEncoder.json.php` guarda contenido remoto en un directorio temporal accesible por web usando el nombre de archivo y la extensi\u00f3n de la URL original (incluyendo '.php'). Al proporcionar un par\u00e1metro `resolution` inv\u00e1lido, un atacante desencadena un `die()` temprano a trav\u00e9s de `forbiddenPage()` antes de que el archivo temporal pueda ser movido o limpiado, dejando un archivo PHP ejecutable persistentemente accesible bajo la ra\u00edz web en `videos/cache/tmpFile/`. El commit 6da79b43484099a0b660d1544a63c07b633ed3a2 contiene un parche."}], "lastModified": "2026-03-25T14:57:45.480", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "774C24F1-9D26-484F-B931-1DA107C8F588", "versionEndIncluding": "26.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}