CVE-2026-57284: jenkins project jenkins pipeline: groovy plugin
Vulnerability summary
CVE-2026-57284 is a medium (CVSS 4.3) vulnerability in jenkins project jenkins pipeline: groovy plugin. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 27.3% of scored vulnerabilities.
Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Timeline
- 24-06-2026PublishedVulnerability first disclosed.
- 24-06-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · MavenEcosystem advisory · calculated4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- NVDNIST4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
27%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.34% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Io.jenkins.plugins1 product
- pipeline-groovy-lib< 4331.4333
Jenkins project1 product
- jenkins pipeline: groovy plugin≤ 4331.v9d06ed4658ff
2 vendors · 2 products
