What’s Vulnerable › Vulnerabilities
CVE-2025-62842: HBS 3 Hybrid Backup Sync
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-01-02 · updated 2026-07-25
- Weakness: CWE-73
Description
An external control of file name or path vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read or modify files or directories. We have already fixed the vulnerability in the following version: HBS 3 Hybrid Backup Sync 26.2.0.938 and later
Affected products
- QNAP Systems Inc. HBS 3 Hybrid Backup Sync: before 26.2.0.938 — fixed in 26.2.0.938
How to fix
Upgrade to a fixed version: QNAP Systems Inc. HBS 3 Hybrid Backup Sync 26.2.0.938. Check the vendor advisory for mitigations.
References
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