CVE-2026-41056

{"id": "CVE-2026-41056", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-41056", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-04-22T13:15:03.935061Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "WWBN", "product": "AVideo", "versions": [{"status": "affected", "version": "<= 29.0"}]}]}], "published": "2026-04-21T23:16:20.850", "references": [{"url": "https://github.com/WWBN/AVideo/commit/caf705f38eae0ccfac4c3af1587781355d24495e", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-ccq9-r5cw-5hwq", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-ccq9-r5cw-5hwq", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-942"}]}], "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions 29.0 and below, the `allowOrigin($allowAll=true)` function in `objects/functions.php` reflects any arbitrary `Origin` header back in `Access-Control-Allow-Origin` along with `Access-Control-Allow-Credentials: true`. This function is called by both `plugin/API/get.json.php` and `plugin/API/set.json.php` \u2014 the primary API endpoints that handle user data retrieval, authentication, livestream credentials, and state-changing operations. Combined with the application's `SameSite=None` session cookie policy, any website can make credentialed cross-origin requests and read authenticated API responses, enabling theft of user PII, livestream keys, and performing state changes on behalf of the victim. Commit caf705f38eae0ccfac4c3af1587781355d24495e contains a fix."}, {"lang": "es", "value": "WWBN AVideo es una plataforma de video de c\u00f3digo abierto. En las versiones 29.0 e inferiores, la funci\u00f3n \u2019allowOrigin($allowAll=true)\u2019 en \u2019objects/functions.php\u2019 refleja cualquier encabezado \u2019Origin\u2019 arbitrario en \u2019Access-Control-Allow-Origin\u2019 junto con \u2019Access-Control-Allow-Credentials: true\u2019. Esta funci\u00f3n es llamada tanto por \u2019plugin/API/get.json.php\u2019 como por \u2019plugin/API/set.json.php\u2019 - los puntos finales de API principales que manejan la recuperaci\u00f3n de datos de usuario, la autenticaci\u00f3n, las credenciales de transmisi\u00f3n en vivo y las operaciones que cambian el estado. Combinado con la pol\u00edtica de cookies de sesi\u00f3n \u2019SameSite=None\u2019 de la aplicaci\u00f3n, cualquier sitio web puede realizar solicitudes de origen cruzado con credenciales y leer respuestas de API autenticadas, lo que permite el robo de PII del usuario, claves de transmisi\u00f3n en vivo y la realizaci\u00f3n de cambios de estado en nombre de la v\u00edctima. El commit caf705f38eae0ccfac4c3af1587781355d24495e contiene una soluci\u00f3n."}], "lastModified": "2026-10-26T21:10:00.170", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AC38CA07-71C1-4C86-B84A-83CF96367CBA", "versionEndIncluding": "29.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}