AUGUST 4, 2026
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Case File

CVE-2021-21606

MEDIUM · CVSS 4.3 EPSS 1.21%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-01-13 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Jenkins.

CVE
CVE-2021-21606
Severity
MEDIUM
CVSS
4.3
EPSS
1.21%
Jenkins

Original NVD Description

Jenkins 2.274 and earlier, LTS 2.263.1 and earlier improperly validates the format of a provided fingerprint ID when checking for its existence allowing an attacker to check for the existence of XML files with a short path.

Related CVEs

Other vulnerabilities affecting the same vendor(s)