HB
Product
Hybrid Backup Sync
On CISA KEVExploited in the wildRansomware-linked
6
CVEs
1
On KEV
9.8
Max CVSS
0
New 30D
VulnerabilityMedium
ZDI-26-243: (Pwn2Own) QNAP TS-453E write_file_to_svr External Control of File Path Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of QNAP TS-453E devices. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The ZDI has assigned a CVSS rating of 6.8. The following CVEs are assigned: CVE-2025-62842.
Mar 30, 2026·Zero Day Initiative
VulnerabilityMedium
ZDI-26-242: (Pwn2Own) QNAP TS-453E server_handlers.pyc rr2s.kwargs Error Message Information Disclosure Vulnerability
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of QNAP TS-453E devices. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The ZDI has assigned a CVSS rating of 3.5. The following CVEs are assigned: CVE-2025-62840.
Mar 30, 2026·Zero Day Initiative