{"id":"CVE-2024-48859","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-48859","generatedAt":"2026-10-28T02:15:55.834Z","title":"An improper authentication vulnerability has been reported to affect several QNAP operating system versions.","description":"An improper authentication vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to compromise the security of the system.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.9.2954 build 20241120 and later\nQTS 5.2.2.2950 build 20241114 and later\nQuTS hero h5.1.9.2954 build 20241120 and later\nQuTS hero h5.2.2.2952 build 20241116 and later","published":"2024-12-06T17:15:08.000Z","lastModified":"2026-06-17T07:58:55.000Z","status":"Analyzed","sourceIdentifier":"security@qnapsecurity.com.tw","cvss":{"version":"4.0","score":5.3,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-287"],"affected":["qnap/qts","qnap/quts hero"],"epss":{"score":0.00585,"percentile":0.47688,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.58%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-24-49","tags":["Vendor Advisory"],"source":"security@qnapsecurity.com.tw"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-48859","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}