Acunetix DAST powers runtime capabilities for Invicti’s complete AppSec platform. Visit Invicti for more.
Get a demo Acunetix Website Security Scanner Get a demo
  • Product
  • Why Acunetix?
    • 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

Moodle URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2019-3850)

Description

A vulnerability was found in moodle before versions 3.6.3, 3.5.5, 3.4.8 and 3.1.17. Links within assignment submission comments would open directly (in the same window). Although links themselves may be valid, opening within the same window and without the no-referrer header policy made them more susceptible to exploits.

Remediation

References

CVE-2019-3850

Related Vulnerabilities

Oracle JRE CVE-2020-2593 Vulnerability (CVE-2020-2593)

Dolibarr Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') Vulnerability (CVE-2025-67486)

Moodle CVE-2024-34009 Vulnerability (CVE-2024-34009)

WordPress Plugin Popup Builder-Create highly converting, mobile friendly marketing popups Multiple Vulnerabilities (3.63)

MyBB Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Vulnerability (CVE-2012-2325)

Severity

Medium

Classification

CVE-2019-3850 CWE-601 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Missing Update Known Vulnerabilities

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
  • Acunetix Integrations
  • Vulnerability Scanner
  • Support Plans
Use Cases
  • Penetration Testing Software
  • 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 Twiter
  • Follow us on LinkedIn

© Acunetix 2026, by Invicti