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CVE-2021-21660

Published: May 25, 2021

Modified: Aug 3, 2024

PUBLISHED

Description

Jenkins Markdown Formatter Plugin 0.1.0 and earlier does not sanitize crafted link target URLs, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with the ability to edit any description rendered using the configured markup formatter.

Vendor	Product	Versions
Jenkins project	Jenkins Markdown Formatter Plugin	affected `unspecified - <= 0.1.0`

References

https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2198

x_refsource_CONFIRM

https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-21660

x_refsource_MISC

[oss-security] 20210525 Multiple vulnerabilities in Jenkins plugins

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x_refsource_MLIST

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