🚀 Acunetix is now Invicti Web + API. Read the announcement.
Get a demo Invicti Website Security Scanner Get a demo
  • Product
  • Why Invicti Web + API?
    • Solutions
      • INDUSTRIES
        • IT & Telecom
        • Government
        • Financial Services
        • Education
        • Healthcare
      • ROLES
        • CTO & CISO
        • Engineering Manager
        • Security Engineer
        • DevSecOps
    • Case Studies
    • Customers
    • Testimonials
  • Pricing
  • About Us
    • Our story
    • In the news
    • Careers
    • Contact
  • Resources
    • Blog
    • Webinars
    • White papers
    • Buyer’s guide
    • Partners
    • Documentation
  • Get a demo
WEB APPLICATION VULNERABILITIES Standard & Premium

Jenkins Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Vulnerability (CVE-2021-21690)

Description

Agent processes are able to completely bypass file path filtering by wrapping the file operation in an agent file path in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.

Remediation

References

CVE-2021-21690

Related Vulnerabilities

Envoy Proxy Incorrect Authorization Vulnerability (CVE-2021-39206)

WordPress Plugin Ad Inserter-Ad Manager & AdSense Ads Unspecified Vulnerability (2.6.21)

PHP Integer Overflow or Wraparound Vulnerability (CVE-2024-11236)

Chamilo Server-Side Request Forgery (SSRF) Vulnerability (CVE-2023-34959)

WordPress Plugin Dynamic Widgets Multiple Cross-Site Scripting Vulnerabilities (1.5.10)

Severity

Critical

Classification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities CWE-22 CVE-2021-21690

Take action and discover your vulnerabilities

Get a demo
Client: AWS
Client: Cognizant
Client: Garmin
Client: Airforce
Client: NASA
Client: American Express
Product Information
  • AcuSensor Technology
  • AcuMonitor Technology
  • Invicti Web + API Integrations
  • Vulnerability Scanner
  • Support Plans
Use Cases
  • Agentic Pentesting
  • Website Security Scanner
  • External Vulnerability Scanner
  • Web Application Security
  • Vulnerability Management Software
Website Security
  • Cross-site Scripting
  • SQL Injection
  • Reflected XSS
  • CSRF Attacks
  • Directory Traversal
Learn More
  • White Papers
  • TLS Security
  • WordPress Security
  • Web Service Security
  • Prevent SQL Injection
Company
  • About Us
  • Customers
  • Become a Partner
  • Careers
  • Contact
Documentation
  • Case Studies
  • Documentation
  • Videos
  • Vulnerability Index
  • Webinars
  • Login
  • Invicti Subscription Services Agreement
  • Privacy Policy
  • Terms of Use
  • Sitemap
  • Follow us on X
  • Follow us on LinkedIn

© Invicti Web + API 2026