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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:flask-cors_project:flask-cors:4.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "9B39A789-3A63-4B10-A09D-2E08E7F36F1B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in corydolphin/flask-cors version 4.0.1 allows for inconsistent CORS matching due to the handling of the '+' character in URL paths. The request.path is passed through the unquote_plus function, which converts the '+' character to a space ' '. This behavior leads to incorrect path normalization, causing potential mismatches in CORS configuration. As a result, endpoints may not be matched correctly to their CORS settings, leading to unexpected CORS policy application. This can cause unauthorized cross-origin access or block valid requests, creating security vulnerabilities and usability issues."}, {"lang": "es", "value": "Una vulnerabilidad en corydolphin/flask-cors versi\u00f3n 4.0.1 permite coincidencias CORS inconsistentes debido a la gesti\u00f3n del car\u00e1cter \"+\" en las rutas URL. El archivo request.path se pasa a trav\u00e9s de la funci\u00f3n unquote_plus, que convierte el car\u00e1cter \"+\" en un espacio. Este comportamiento provoca una normalizaci\u00f3n incorrecta de las rutas, lo que puede provocar discrepancias en la configuraci\u00f3n CORS. Como resultado, los endpoints podr\u00edan no coincidir correctamente con su configuraci\u00f3n CORS, lo que provoca la aplicaci\u00f3n inesperada de pol\u00edticas CORS. Esto puede provocar accesos no autorizados entre or\u00edgenes o bloquear solicitudes v\u00e1lidas, creando vulnerabilidades de seguridad y problemas de usabilidad."}], "id": "CVE-2024-6844", "lastModified": "2025-11-03T20:17:04.007", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security@huntr.dev", "type": "Secondary"}]}, "published": "2025-03-20T10:15:34.120", "references": [{"source": "security@huntr.dev", "tags": ["Exploit", "Third Party Advisory"], "url": "https://huntr.com/bounties/731a6cd4-d05f-4fe6-8f5b-fe088d7b34e0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00049.html"}], "sourceIdentifier": "security@huntr.dev", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-346"}], "source": "security@huntr.dev", "type": "Secondary"}]}

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{"created": "2025-07-12T22:23:33.288611+00:00", "updated": "2025-07-12T22:23:33.288661+00:00", "vendors": ["corydolphin", "corydolphin$PRODUCT$flask-cors"]}