How severe is CVE-2019-10306?

CVE-2019-10306 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-10306 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-10306?

CVE-2019-10306 affects Jenkins Ontrack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-10306?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-10306 published?

CVE-2019-10306 was published on 2019-04-18 and last updated on 2026-06-17.

CVE-2019-10306

CVE-2019-10306 is a critical-severity vulnerability in Jenkins Ontrack with a CVSS 3.x base score of 9.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
CVSS v2: 6.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Jenkins Ontrack
Published: 2019-04-18
Last modified: 2026-06-17

Description

A sandbox bypass vulnerability in Jenkins ontrack Plugin 3.4 and earlier allowed attackers with control over ontrack DSL definitions to execute arbitrary code on the Jenkins master JVM.

Frequently asked questions

What is CVE-2019-10306?: A sandbox bypass vulnerability in Jenkins ontrack Plugin 3.4 and earlier allowed attackers with control over ontrack DSL definitions to execute arbitrary code on the Jenkins master JVM.
How severe is CVE-2019-10306?: CVE-2019-10306 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-10306 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10306?: CVE-2019-10306 affects Jenkins Ontrack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-10306?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-10306 published?: CVE-2019-10306 was published on 2019-04-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:ontrack:*:*:*:*:*:jenkins:*:*

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