Incorrect Access Control in Keyfactor SignServer Affects Security Operations
CVE-2025-47221

5.3MEDIUM

Key Information:

Vendor

Keyfactor

Status
SignServer
Vendor
CVE Published:
13 November 2025

What is CVE-2025-47221?

Keyfactor SignServer versions prior to 7.3.1 are susceptible to an incorrect access control vulnerability that may allow unauthorized users to gain access to restricted functionalities. This issue could potentially be exploited to perform actions that are intended only for authorized personnel, which might lead to security breaches and risks to sensitive data management.

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References

https://support.keyfactor.com
https://docs.keyfactor.com/signserver/latest/signserver-7...
https://support.keyfactor.com/hc/en-us/articles/376391167...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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