High severity · published Jun 6, 2025
CVE-2025-29873
A NULL pointer dereference vulnerability has been reported to affect File Station 5
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
A NULL pointer dereference vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following version:
File Station 5 5.5.6.4847 and later
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FS
File Station · Qnap
5.5.6.4691 before 5.5.6.4847 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-29873
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-29873
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-25-16
More from File Station
9.1
CVE-2026-26240
File Station 5
9.1
CVE-2026-26241
File Station 5
9.1
CVE-2024-48864
A files or directories accessible to external parties vulnerability has been reported to affect File Station 5
8.8
CVE-2025-57707
File Station 5
8.8
CVE-2025-33031
An improper certificate validation vulnerability has been reported to affect File Station 5