{"id":"CVE-2025-47208","title":"An allocation of resources without limits or throttling vulnerability has been reported to affect several QNAP operating system versions","summary":"An allocation of resources without limits or throttling vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to prevent other…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-770"],"vendor":"qnap","product":"quts_hero","affected":["quts_hero = h5.2.0.2737","quts_hero = h5.2.0.2782","quts_hero = h5.2.0.2789","quts_hero = h5.2.0.2802","quts_hero = h5.2.0.2823","quts_hero = h5.2.0.2851","quts_hero = h5.2.0.2860","quts_hero = h5.2.1.2929","quts_hero = h5.2.1.2940","quts_hero = h5.2.2.2952","quts_hero = h5.2.3.3006","quts_hero = h5.2.4.3070","quts_hero = h5.2.4.3079","quts_hero = h5.2.5.3138","quts_hero = h5.2.6.3195","quts_hero = h5.3.0.3115","quts_hero = h5.3.0.3145","quts_hero = h5.3.0.3192","qts = 5.2.0.2737","qts = 5.2.0.2744","qts = 5.2.0.2782","qts = 5.2.0.2802","qts = 5.2.0.2823","qts = 5.2.0.2851","qts = 5.2.0.2860","qts = 5.2.1.2930","qts = 5.2.2.2950","qts = 5.2.3.3006","qts = 5.2.4.3070","qts = 5.2.4.3079","qts = 5.2.4.3092","qts = 5.2.5.3145","qts = 5.2.6.3195","qts = 5.2.6.3229"],"published":"2026-01-02","updated":"2026-10-14","sourceUpdated":"2026-10-14T19:10:00.297","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-47208","references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-25-50","label":"security@qnapsecurity.com.tw"}],"tags":["nvd"],"epss":0.0034,"epssPercentile":0.25743,"ingestedAt":"2026-10-14T19:49:57.540Z","slug":"CVE-2025-47208","body":"## Overview\n\nAn allocation of resources without limits or throttling vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessing the same type of resource.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.2.6.3195 build 20250715 and later\nQuTS hero h5.2.6.3195 build 20250715 and later\n\n## Affected\n\n- `quts_hero = h5.2.0.2737`\n- `quts_hero = h5.2.0.2782`\n- `quts_hero = h5.2.0.2789`\n- `quts_hero = h5.2.0.2802`\n- `quts_hero = h5.2.0.2823`\n- `quts_hero = h5.2.0.2851`\n- `quts_hero = h5.2.0.2860`\n- `quts_hero = h5.2.1.2929`\n- `quts_hero = h5.2.1.2940`\n- `quts_hero = h5.2.2.2952`\n- `quts_hero = h5.2.3.3006`\n- `quts_hero = h5.2.4.3070`\n- `quts_hero = h5.2.4.3079`\n- `quts_hero = h5.2.5.3138`\n- `quts_hero = h5.2.6.3195`\n- `quts_hero = h5.3.0.3115`\n- `quts_hero = h5.3.0.3145`\n- `quts_hero = h5.3.0.3192`\n- `qts = 5.2.0.2737`\n- `qts = 5.2.0.2744`\n- `qts = 5.2.0.2782`\n- `qts = 5.2.0.2802`\n- `qts = 5.2.0.2823`\n- `qts = 5.2.0.2851`\n- `qts = 5.2.0.2860`\n- `qts = 5.2.1.2930`\n- `qts = 5.2.2.2950`\n- `qts = 5.2.3.3006`\n- `qts = 5.2.4.3070`\n- `qts = 5.2.4.3079`\n- `qts = 5.2.4.3092`\n- `qts = 5.2.5.3145`\n- `qts = 5.2.6.3195`\n- `qts = 5.2.6.3229`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}