CVE-2021-21686

HIGH · CVSS 8.1 EPSS 1.91%

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

CyberRota Analysis

AI analysis pending.

CVE

CVE-2021-21686

Severity

HIGH

CVSS

8.1

EPSS

1.91%

Jenkins

Original NVD Description

File path filters in the agent-to-controller security subsystem of Jenkins 2.318 and earlier, LTS 2.303.2 and earlier do not canonicalize paths, allowing operations to follow symbolic links to outside allowed directories.