CVE-2026-41521

{"id": "CVE-2026-41521", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-41521", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-20T18:57:06.302836Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "neutrinolabs", "product": "xrdp", "versions": [{"status": "affected", "version": "< 0.10.6.1"}]}]}], "published": "2026-07-20T17:17:08.460", "references": [{"url": "https://github.com/neutrinolabs/xrdp/releases/tag/v0.10.6.1", "tags": ["Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-v8w6-pf78-9458", "tags": ["Mitigation", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "xrdp is an open source RDP server. Versions 0.10.6 and prior contain an integer overflow vulnerability when processing screen update messages within the vnc-any connection mode. A malicious remote VNC server can send crafted image dimensions that cause an integer overflow during memory buffer size calculation, resulting in an undersized allocation. Subsequent processing of the incoming image data using the original oversized parameters leads to an out-of-bounds read. An unauthenticated remote attacker could exploit this flaw to disclose sensitive information from the heap memory or cause a denial of service (DoS) via a process crash. This issue has been fixed in version 0.10.6.1."}, {"lang": "es", "value": "xrdp es un servidor RDP de c\u00f3digo abierto. Las versiones 0.10.6 y anteriores contienen una vulnerabilidad de desbordamiento de entero al procesar mensajes de actualizaci\u00f3n de pantalla dentro del modo de conexi\u00f3n vnc-any. Un servidor VNC remoto malicioso puede enviar dimensiones de imagen manipuladas que causan un desbordamiento de entero durante el c\u00e1lculo del tama\u00f1o del b\u00fafer de memoria, lo que resulta en una asignaci\u00f3n de tama\u00f1o insuficiente. El procesamiento posterior de los datos de imagen entrantes utilizando los par\u00e1metros originales de tama\u00f1o excesivo conduce a una lectura fuera de l\u00edmites. Un atacante remoto no autenticado podr\u00eda explotar esta falla para divulgar informaci\u00f3n sensible de la memoria heap o causar una denegaci\u00f3n de servicio (DoS) a trav\u00e9s de un fallo del proceso. Este problema ha sido corregido en la versi\u00f3n 0.10.6.1."}], "lastModified": "2026-10-24T20:10:00.137", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:neutrinolabs:xrdp:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A994DC5A-6181-45D2-A489-0E409B19A0FE", "versionEndExcluding": "0.10.6.1"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}