MyBB 1.8.20 Released — Security & Maintenance Release

MyBB 1.8.20 is now available, and is a security & maintenance release.

This release includes allowing users to see their unapproved content and view user referrals; compatibility with PHP >= 7.2 has been improved and jQuery has been upgraded to 3.0.0, which might affect custom JavaScript code in plugins and themes.

  • 5 security vulnerabilities addressed:

    • Medium risk: Reset Password reflected XSS
    • Medium risk: ModCP Profile Editor username reflected XSS — reported by Jovan Zivanovic of MaTRIS Research Group, SBA Research
    • Low risk: Predictable CSRF token for guest users — reported by Devilshakerz of MyBB Team
    • Low risk: ACP Stylesheet Properties XSS — reported by Cillian Collins
    • Low risk: Reset Password username enumeration via email — reported by Abdullah Md. Shaleh
  • 42 issues resolved

Check Release Notes for a list of changes to language files, templates and unresolved issues.

Get latest MyBB Full & Upgrade Packages →

The MyBB Project extends thanks to reporters and researchers following responsible disclosure.
Go to mybb.com/security to report possible security concerns or to learn more about security research at MyBB.
If you would like to contribute to the Project, Get Involved.

Thanks,
MyBB Team

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