How severe is CVE-2025-47222?

CVE-2025-47222 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.

Is CVE-2025-47222 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-47222?

CVE-2025-47222 affects Keyfactor Signserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-47222?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-47222 have an EU (EUVD) identifier?

Yes. CVE-2025-47222 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-175377.

When was CVE-2025-47222 published?

CVE-2025-47222 was published on 2025-11-13 and last updated on 2026-06-17.

CVE-2025-47222

CVE-2025-47222 is a medium-severity vulnerability in Keyfactor Signserver with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-175377
Weakness: CWE-284
Affected product: Keyfactor Signserver
Published: 2025-11-13
Last modified: 2026-06-17

Description

A class name enumeration was found in Keyfactor SignServer versions prior to 7.3.2. Setting any chosen class name to any of the properties requiring a class path and the provided class is not expected to return different errors if the class exists in deployment or not. This returns information about the classes loaded in the application or not to the clientside.

Frequently asked questions

What is CVE-2025-47222?: A class name enumeration was found in Keyfactor SignServer versions prior to 7.3.2. Setting any chosen class name to any of the properties requiring a class path and the provided class is not expected to return different errors if the class exists in deployment or not. This returns information about the classes loaded in the application or not to the clientside.
How severe is CVE-2025-47222?: CVE-2025-47222 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.
Is CVE-2025-47222 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-47222?: CVE-2025-47222 affects Keyfactor Signserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-47222?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-47222 have an EU (EUVD) identifier?: Yes. CVE-2025-47222 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-175377.
When was CVE-2025-47222 published?: CVE-2025-47222 was published on 2025-11-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:keyfactor:signserver:*:*:*:*:*:*:*:*

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