CVE-2018-1000863

A data modification vulnerability exists in Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in User.java, IdStrategy.java that allows attackers to submit crafted user names that can cause an improper migration of user record storage formats, potentially preventing the victim from logging into Jenkins.

• CWE-22

• http://www.securityfocus.com/bid/106176Third Party Advisory, VDB Entry
• https://access.redhat.com/errata/RHBA-2019:0024Third Party Advisory
• https://jenkins.io/security/advisory/2018-12-05/#SECURITY-1072Vendor Advisory
• https://www.tenable.com/security/research/tra-2018-43Exploit, Third Party Advisory
• http://www.securityfocus.com/bid/106176Third Party Advisory, VDB Entry
• https://access.redhat.com/errata/RHBA-2019:0024Third Party Advisory
• https://jenkins.io/security/advisory/2018-12-05/#SECURITY-1072Vendor Advisory
• https://www.tenable.com/security/research/tra-2018-43Exploit, Third Party Advisory

Published

Dec 10, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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