AUGUST 4, 2026
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Case File

CVE-2021-21699

MEDIUM · CVSS 5.4 EPSS 88.48% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-12 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-21699
Severity
MEDIUM
CVSS
5.4
EPSS
88.48%
Jenkins

Original NVD Description

Jenkins Active Choices Plugin 2.5.6 and earlier does not escape the parameter name of reactive parameters and dynamic reference parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.