CVE-2025-47221
MEDIUM EPSS 12.1%
Published Nov 13, 20257mo ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Published Nov 13, 2025 7mo ago
Last Modified Jun 17, 2026 2w ago
Description
An arbitrary file write was found in Keyfactor SignServer versions prior to 7.3.2. The properties ARCHIVETODISK_FILENAME-PATTERN, ARCHIVETODISK_PATH_BASE, ARCHIVETODISK_PATH_PATTERN can be set to any path, even ones that will point to files that already exist. This vulnerability gives a user with admin access the possibility to write files in arbitrary directories in the server file system and potentially overwrite files accessible by the local user JBoss.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability None
Threat Intelligence
EPSS Exploit Probability
12.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-284
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| keyfactor | signserver | * | <7.3.1 |
References 3
- docs.keyfactor.com https://docs.keyfactor.com/signserver/latest/signserver-7-3-release-notes
- support.keyfactor.com https://support.keyfactor.com
- support.keyfactor.com https://support.keyfactor.com/hc/en-us/articles/37639116791067-SignServer-CVE-2025-47221-Arbitrary-file-write
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.