Stored Cross-Site Scripting Vulnerability in Jenkins Scriptler Plugin
CVE-2021-21667

5.4MEDIUM

Key Information:

Vendor

Jenkins
Status
Jenkins Scriptler Plugin
Vendor
CVE Published:
16 June 2021

What is CVE-2021-21667?

The Jenkins Scriptler Plugin versions 3.2 and earlier contain a flaw that does not properly escape parameter names displayed in job configuration forms. This oversight can be exploited by attackers who possess Scriptler/Configure permissions, allowing them to inject malicious scripts. When executed, these scripts can affect any user accessing the vulnerable job configurations, leading to unauthorized actions or data exposure.

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Affected Version(s)

Jenkins Scriptler Plugin <= 3.2

References

https://www.jenkins.io/security/advisory/2021-06-16/#SECU...
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http://www.openwall.com/lists/oss-security/2021/06/16/3
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CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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