CVE-2024-6839

{"id": "CVE-2024-6839", "cveTags": [], "metrics": {"cvssMetricV30": [{"type": "Secondary", "source": "security@huntr.dev", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2025-03-20T10:15:33.743", "references": [{"url": "https://huntr.com/bounties/403eb1fc-86f4-4820-8eba-0f3dfae9f2b4", "tags": ["Exploit", "Third Party Advisory"], "source": "security@huntr.dev"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security@huntr.dev", "description": [{"lang": "en", "value": "CWE-41"}]}], "descriptions": [{"lang": "en", "value": "corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex pattern priority allows unauthorized cross-origin access to sensitive data or functionality, potentially exposing confidential information and increasing the risk of unauthorized actions by malicious actors."}, {"lang": "es", "value": "La versi\u00f3n 4.0.1 de corydolphin/flask-cors contiene una vulnerabilidad de coincidencia incorrecta de rutas de expresiones regulares. El complemento prioriza los patrones de expresiones regulares m\u00e1s largos sobre los m\u00e1s espec\u00edficos al comparar rutas, lo que puede provocar la aplicaci\u00f3n de pol\u00edticas CORS menos restrictivas a endpoints sensibles. Esta discrepancia en la prioridad de los patrones de expresiones regulares permite el acceso no autorizado de origen cruzado a datos o funcionalidades sensibles, lo que podr\u00eda exponer informaci\u00f3n confidencial y aumentar el riesgo de acciones no autorizadas por parte de actores maliciosos."}], "lastModified": "2025-08-01T12:26:41.760", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:flask-cors_project:flask-cors:4.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9B39A789-3A63-4B10-A09D-2E08E7F36F1B"}], "operator": "OR"}]}], "sourceIdentifier": "security@huntr.dev"}