← Back

CVE-2021-21660

nvd nist
Published: May 25, 2021Modified: Jun 17, 2026

JSON object

Loading...
5.4
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Exploitability: 2.3 / Impact: 2.7
Source: NVD

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.

Affected (1)

Jenkins
1 product
Markdown Formatter
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Markdown Formatter
Up to 0.1.0

Related CWEs

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (6)

Source: jenkinsci-cert@googlegroups.com
Mailing ListThird Party Advisory
Source: jenkinsci-cert@googlegroups.com
Vendor Advisory
Source: jenkinsci-cert@googlegroups.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.