How severe is CVE-2018-1000600?

CVE-2018-1000600 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-1000600 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 91% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000600?

CVE-2018-1000600 affects Jenkins Github. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1000600?

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

When was CVE-2018-1000600 published?

CVE-2018-1000600 was published on 2018-06-26 and last updated on 2026-06-17.

CVE-2018-1000600

CVE-2018-1000600 is a high-severity vulnerability in Jenkins Github with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 91% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 4.3
EPSS exploit prediction: 91% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Jenkins Github
Published: 2018-06-26
Last modified: 2026-06-17

Description

A exposure of sensitive information vulnerability exists in Jenkins GitHub Plugin 1.29.1 and earlier in GitHubTokenCredentialsCreator.java that allows attackers to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

Frequently asked questions

What is CVE-2018-1000600?: A exposure of sensitive information vulnerability exists in Jenkins GitHub Plugin 1.29.1 and earlier in GitHubTokenCredentialsCreator.java that allows attackers to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.
How severe is CVE-2018-1000600?: CVE-2018-1000600 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-1000600 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 91% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000600?: CVE-2018-1000600 affects Jenkins Github. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1000600?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-1000600 published?: CVE-2018-1000600 was published on 2018-06-26 and last updated on 2026-06-17.

References

https://jenkins.io/security/advisory/2018-06-25/#SECURITY-915

Affected products (1)

cpe:2.3:a:jenkins:github:*:*:*:*:*:jenkins:*:*

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