CVE Vulnerability

CVE-2021-21660

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.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2198 Vendor Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-21660 Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/25/3 Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:jenkins:markdown_formatter:*:*:*:*:*:jenkins:*:*
Information

Published : 2021-05-25 05:15

Updated : 2021-06-01 12:18

NVD link : CVE-2021-21660

Mitre link : CVE-2021-21660

Products Affected
No products.
CWE
CWE-79