{"id":"CVE-2026-90863","aliases":[],"cve":{"records":[{"id":"CVE-2026-90863","source":"ProgressSoftware","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-14T06:09:55.847Z","published":"2026-10-29T15:49:34.111Z","modified":"2026-10-30T17:18:25.132Z"}],"publishers":[{"name":"ProgressSoftware","role":"CNA","organizationId":"f9fea0b6-671e-4eea-8fde-31911902ae05","modified":"2026-10-29T15:49:34.111Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-30T17:18:25.132Z"}],"references":[{"url":"https://progress.lightning.force.com/lightning/r/Knowledge__kav/ka7Pb000001vl86IAA/view","tags":["vendor-advisory"],"source":"ProgressSoftware"}],"weaknesses":[{"id":"CWE-915","description":"CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes","source":"ProgressSoftware"},{"id":"CWE-862","description":"CWE-862: Missing Authorization","source":"ProgressSoftware"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-30T03:56:38.763130Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"Privilege Escalation via Missing Authorization in WS_FTP Manager","titleSource":"ProgressSoftware","descriptionSource":"ProgressSoftware","description":"Missing authorization in the administrative interface of Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows could allow a delegated Host Administrator to exceed their authorized scope, potentially enabling arbitrary command execution with elevated privileges and complete compromise of the underlying server.","score":9.1,"severity":"critical","published":"2026-10-29T15:49:34.111Z","modified":"2026-10-30T17:18:25.132Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Progress Software","name":"WS_FTP Server","platforms":["Windows"],"versions":[{"version":"0","status":"affected","lessThan":"2024.0.7","versionType":"custom"},{"version":"0","status":"affected","lessThan":"2025.0.4","versionType":"custom"}],"defaultStatus":"unaffected","cpes":[],"source":"ProgressSoftware","url":"https://www.cve.org/CVERecord?id=CVE-2026-90863"}],"remediation":[{"text":"Limit delegation of the Host Administrator role to trusted staff, and review existing Host Administrator accounts and their setting's scope and permissions. Contact Progress Software Technical Support for guidance on available mitigations.","source":"ProgressSoftware","url":"https://www.cve.org/CVERecord?id=CVE-2026-90863"}],"references":["https://progress.lightning.force.com/lightning/r/Knowledge__kav/ka7Pb000001vl86IAA/view"],"sources":[{"name":"CVE","id":"CVE-2026-90863","modified":"2026-10-30T17:18:25.132Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-90863"}],"assessments":[{"source":"ProgressSoftware","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","score":9.1}],"sourceAffected":[],"observedAt":"2026-10-30T18:54:59.686Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T18:35:33.243Z"},"coverage":[{"source":"NVD","status":"no-result","checkedAt":"2026-10-29T16:10:33.272Z","attemptedAt":"2026-10-29T16:10:33.272Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-29T16:10:32.985Z","attemptedAt":"2026-10-29T16:10:32.985Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-29T16:10:32.950Z","attemptedAt":"2026-10-29T16:10:32.950Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-29T16:10:33.353Z","attemptedAt":"2026-10-29T16:10:33.353Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-113020","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-113020","modified":"Oct 29, 2026, 3:49:34 PM","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","checkedAt":"2026-10-29T16:10:32.950Z"}],"aiSummary":{"text":"Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows have a missing authorization weakness, potentially allowing a delegated Host Administrator to exceed their scope and execute commands with elevated privileges. The impact may include complete server compromise. A delegated Host Administrator is required to exploit this vulnerability.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:06:08.764Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-90863"}]}}