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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Kanboard is project management software that focuses on the Kanban methodology. Prior to version 1.2.46, Kanboard is vulnerable to username enumeration and IP spoofing-based brute-force protection bypass. By analyzing login behavior and abusing trusted HTTP headers, an attacker can determine valid usernames and circumvent rate-limiting or blocking mechanisms. Any organization running a publicly accessible Kanboard instance is affected, especially if relying on IP-based protections like Fail2Ban or CAPTCHA for login rate-limiting. Attackers with access to the login page can exploit this flaw to enumerate valid usernames and bypass IP-based blocking mechanisms, putting all user accounts at higher risk of brute-force or credential stuffing attacks. Version 1.2.46 contains a patch for the issue."}, {"lang": "es", "value": "Kanboard es un software de gesti\u00f3n de proyectos centrado en la metodolog\u00eda Kanban. Antes de la versi\u00f3n 1.2.46, Kanboard era vulnerable a la enumeraci\u00f3n de nombres de usuario y a la elusi\u00f3n de la protecci\u00f3n por fuerza bruta basada en suplantaci\u00f3n de IP. Al analizar el comportamiento de inicio de sesi\u00f3n y abusar de los encabezados HTTP de confianza, un atacante puede determinar nombres de usuario v\u00e1lidos y eludir los mecanismos de limitaci\u00f3n o bloqueo. Cualquier organizaci\u00f3n que ejecute una instancia de Kanboard de acceso p\u00fablico se ve afectada, especialmente si utiliza protecciones basadas en IP como Fail2Ban o CAPTCHA para la limitaci\u00f3n de la tasa de inicio de sesi\u00f3n. Los atacantes con acceso a la p\u00e1gina de inicio de sesi\u00f3n pueden explotar esta vulnerabilidad para enumerar nombres de usuario v\u00e1lidos y eludir los mecanismos de bloqueo basados en IP, lo que aumenta el riesgo de ataques de fuerza bruta o robo de credenciales. La versi\u00f3n 1.2.46 incluye un parche para solucionar este problema."}], "id": "CVE-2025-52576", "lastModified": "2025-06-26T18:57:43.670", "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": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2025-06-25T17:15:39.023", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/kanboard/kanboard/blob/cbb7e60fb595ff4572bb8801b275a0b451c4bda0/app/Model/UserLockingModel.php#L101-L104"}, {"source": "security-advisories@github.com", "url": "https://github.com/kanboard/kanboard/blob/cbb7e60fb595ff4572bb8801b275a0b451c4bda0/app/Subscriber/AuthSubscriber.php#L96-L108"}, {"source": "security-advisories@github.com", "url": "https://github.com/kanboard/kanboard/commit/3079623640dc39f9c7b0c840d2a79095331051f1"}, {"source": "security-advisories@github.com", "url": "https://github.com/kanboard/kanboard/security/advisories/GHSA-qw57-7cx6-wvp7"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/kanboard/kanboard/security/advisories/GHSA-qw57-7cx6-wvp7"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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