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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:formalms:formalms:*:*:*:*:*:*:*:*", "matchCriteriaId": "C0D5CBAB-4A63-4E23-8F70-561875E39DDF", "versionEndIncluding": "4.1.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A user enumeration vulnerability exists in FormaLMS 4.1.18 and below in the password recovery functionality accessible via the /lostpwd endpoint. The application returns different error messages for valid and invalid usernames allowing an unauthenticated attacker to determine which usernames are registered in the system through observable response discrepancy."}, {"lang": "es", "value": "Hay una vulnerabilidad de enumeraci\u00f3n de usuarios en FormaLMS 4.1.18 y versiones anteriores en la funcionalidad de recuperaci\u00f3n de contrase\u00f1a accesible a trav\u00e9s del endpoint /lostpwd. La aplicaci\u00f3n devuelve mensajes de error diferentes para nombres de usuario v\u00e1lidos e inv\u00e1lidos, permitiendo a un atacante no autenticado determinar qu\u00e9 nombres de usuario est\u00e1n registrados en el sistema a trav\u00e9s de la discrepancia observable en la respuesta."}], "id": "CVE-2026-26744", "lastModified": "2026-02-26T02:48:23.430", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-02-19T22:16:47.627", "references": [{"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/formalms/formalms.git"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/lorenzobruno7/CVE-2026-26744"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-204"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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