Jenkins Security Advisory 2026-05-27

CSIRTS triage

What

Multiple plugins in Jenkins have security vulnerabilities.

Who is affected

Users of affected Jenkins plugins are at risk.

Urgency

Remediation is necessary as these vulnerabilities could lead to various security issues.

Action

Update the affected plugins in Jenkins.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source

Jenkins Security Advisories (INTL · vendor-psirt · site)

Severity

unknown

Published

2026-05-27

Exploitation

Not in CISA KEV at last sync

Original advisory: https://www.jenkins.io/security/advisory/2026-05-27/

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

• Low exploitation riskCVE-2026-489160.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 19% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489170.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489180.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 13% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489190.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489200.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489210.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489220.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489230.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489240.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 11% of all EPSS-scored CVEs.
• Low exploitation riskCVE-2026-489250.10% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all EPSS-scored CVEs.

Referenced CVEs

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