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The software’s vulnerability regarding backup and disaster recovery for HBS 3 (Hybrid Backup Sync) network devices on QNAP devices allows a intruder to gain unauthorized access to protected information.
🗓️ 17 Dec 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | CVE-2025-62840 | 30 Dec 202505:34 | – | circl |
 | QNAP Systems HBS 3 Hybrid Backup Sync 安全漏洞 | 2 Jan 202600:00 | – | cnnvd |
 | CVE-2025-62840 | 2 Jan 202615:51 | – | cve |
 | CVE-2025-62840 HBS 3 Hybrid Backup Sync | 2 Jan 202615:51 | – | cvelist |
 | EUVD-2026-0663 | 2 Jan 202615:51 | – | euvd |
 | CVE-2025-62840 | 2 Jan 202616:17 | – | nvd |
 | CVE-2025-62840 | 2 Jan 202616:17 | – | osv |
 | PT-2025-46142 | 8 Nov 202500:00 | – | ptsecurity |
 | CVE-2025-62840 | 3 Jan 202615:54 | – | redhatcve |
 | CVE-2025-62840 HBS 3 Hybrid Backup Sync | 2 Jan 202615:51 | – | vulnrichment |
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17 Dec 2025 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 37.5
CVSS 27.8
EPSS0.00203