Is CVE-2025-5459 in the CISA KEV catalog?

No. CVE-2025-5459 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-5459?

CVE-2025-5459 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2025-5459?

CVE-2025-5459 has an EPSS score of 0.43% (34th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2025-5459

HIGH

8.8

CVSS v3

NVD

Description

A user with specific node group editing permissions and a specially crafted class parameter could be used to execute commands as root on the primary host. It affects Puppet Enterprise versions 2018.1.8 through 2023.8.3 and 2025.3 and has been resolved in versions 2023.8.4 and 2025.4.0.

CWE-78OS Command Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.43%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

https://portal.perforce.com/s/detail/a91PA000001SiDdYAK

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-14.