CVE-2026-48919: Vulnerability in Jenkins Project Jenkins Active Directory Plugin
Jenkins Active Directory Plugin 2.41 and earlier deserializes data from LDAP referrals without validation.
AI Analysis
Technical Summary
The Jenkins Active Directory Plugin up to version 2.41 improperly deserializes data received from LDAP referrals without validating it first. This lack of validation can lead to unsafe processing of untrusted data within the plugin. The vulnerability was published on May 27, 2026, but no official remediation or patch information is currently available. The plugin is not a cloud service, and no exploits have been reported in the wild.
Potential Impact
The vulnerability may allow an attacker to supply malicious LDAP referral data that the plugin deserializes without validation, potentially leading to security issues such as code execution or data manipulation. However, no specific impact details or exploitation reports are provided in the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the Jenkins Project advisory for current remediation guidance. Until an official fix is released, users should exercise caution when configuring LDAP referrals and consider restricting or monitoring LDAP referral handling to reduce risk.
CVE-2026-48919: Vulnerability in Jenkins Project Jenkins Active Directory Plugin
Description
Jenkins Active Directory Plugin 2.41 and earlier deserializes data from LDAP referrals without validation.
CVSS v3.1
Score 6.6medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Jenkins Active Directory Plugin up to version 2.41 improperly deserializes data received from LDAP referrals without validating it first. This lack of validation can lead to unsafe processing of untrusted data within the plugin. The vulnerability was published on May 27, 2026, but no official remediation or patch information is currently available. The plugin is not a cloud service, and no exploits have been reported in the wild.
Potential Impact
The vulnerability may allow an attacker to supply malicious LDAP referral data that the plugin deserializes without validation, potentially leading to security issues such as code execution or data manipulation. However, no specific impact details or exploitation reports are provided in the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the Jenkins Project advisory for current remediation guidance. Until an official fix is released, users should exercise caution when configuring LDAP referrals and consider restricting or monitoring LDAP referral handling to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jenkins
- Date Reserved
- 2026-05-26T14:50:46.812Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a170b5be29bf47b50c907af
Added to database: 5/27/2026, 3:18:51 PM
Last enriched: 5/27/2026, 3:54:46 PM
Last updated: 5/29/2026, 9:00:41 AM
Views: 7
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