Is CVE-2026-57284 in the CISA KEV catalog?

No. CVE-2026-57284 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-57284?

CVE-2026-57284 has a CVSS v3 base score of 4.3 (MEDIUM).

CVE & CISA-KEV Catalog

CVE-2026-57284

MEDIUM

4.3

CVSS v3

NVD

Description

Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier does not restrict the types that can be instantiated through the Pipeline Snippet Generator, allowing attackers to instantiate types related to job or system configuration other than Pipeline steps.

CWE-470

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

EPSS data unavailable for this CVE.

References

https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3677

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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 2026-06-24.