What’s Vulnerable › Vulnerabilities

CVE-2018-1000193

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-05 · updated 2026-06-17
• Weakness: CWE-74

Description

A improper neutralization of control sequences vulnerability exists in Jenkins 2.120 and older, LTS 2.107.2 and older in HudsonPrivateSecurityRealm.java that allows users to sign up using user names containing control characters that can then appear to have the same name as other users, and cannot be deleted via the UI.

Affected products

• Jenkins: through 2.120; through 2.107.2
• Oracle Communications Cloud Native Core Automated Test Suite: 1.9.0

References

• https://jenkins.io/security/advisory/2018-05-09/#SECURITY-786
• https://www.oracle.com/security-alerts/cpuapr2022.html
• https://jenkins.io/security/advisory/2018-05-09/#SECURITY-786
• https://www.oracle.com/security-alerts/cpuapr2022.html

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