How severe is CVE-2018-1000609?

CVE-2018-1000609 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-1000609 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000609?

CVE-2018-1000609 primarily affects Jenkins Configuration As Code. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1000609?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-1000609 published?

CVE-2018-1000609 was published on 2018-06-26 and last updated on 2026-06-17.

CVE-2018-1000609

CVE-2018-1000609 is a medium-severity vulnerability in Jenkins Configuration As Code with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Jenkins Configuration As Code
Published: 2018-06-26
Last modified: 2026-06-17

Description

A exposure of sensitive information vulnerability exists in Jenkins Configuration as Code Plugin 0.7-alpha and earlier in ConfigurationAsCode.java that allows attackers with Overall/Read access to obtain the YAML export of the Jenkins configuration.

Frequently asked questions

What is CVE-2018-1000609?: A exposure of sensitive information vulnerability exists in Jenkins Configuration as Code Plugin 0.7-alpha and earlier in ConfigurationAsCode.java that allows attackers with Overall/Read access to obtain the YAML export of the Jenkins configuration.
How severe is CVE-2018-1000609?: CVE-2018-1000609 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-1000609 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000609?: CVE-2018-1000609 primarily affects Jenkins Configuration As Code. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1000609?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1000609 published?: CVE-2018-1000609 was published on 2018-06-26 and last updated on 2026-06-17.

References

https://jenkins.io/security/advisory/2018-06-25/#SECURITY-927

Affected products (7)

cpe:2.3:a:jenkins:configuration_as_code:0.1:alpha:*:*:*:jenkins:*:*
cpe:2.3:a:jenkins:configuration_as_code:0.2:alpha:*:*:*:jenkins:*:*
cpe:2.3:a:jenkins:configuration_as_code:0.3:alpha:*:*:*:jenkins:*:*
cpe:2.3:a:jenkins:configuration_as_code:0.4:alpha:*:*:*:jenkins:*:*
cpe:2.3:a:jenkins:configuration_as_code:0.5:alpha:*:*:*:jenkins:*:*
cpe:2.3:a:jenkins:configuration_as_code:0.6:alpha:*:*:*:jenkins:*:*
cpe:2.3:a:jenkins:configuration_as_code:0.7:alpha:*:*:*:jenkins:*:*

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