Minor FileCloud Release 23.261.2


June 8, 2026

To upgrade to this release version, you must perform a complete upgrade of FileCloud. 

See complete upgrade instructions:
For Windows: Upgrade using Update Tool (Windows Only)
For Linux: Upgrade FileCloud on Linux

This version of FileCloud requires an OnlyOffice secret key of 256 characters minimum. If you are using OnlyOffice and have a secret key that is less than 256 characters, regenerate it so that it is the required length, and replace the value in the Web edit settings. See Web Editing with OnlyOffice for help.


Release 23.261.2.33071 includes these enhancements and fixes.

Server/Online

 

 

Area

Reference number

Description

2FA

FCL-9272

Admin 2FA TOTP setup was failing for promoted admin users. This has been fixed.

Security

FCL-9215

MongoDB has been upgraded to version 7.032 to fix security issues.

Security

FCL-9642

Apache has been upgraded to version 2.4.67 to fix security issues.

Security

FCL-9512

OpenSSL has been upgraded to version 3.6.2 to fix security issues.

Security

FCL-9878

PHP has been upgraded to version 8.4.21 to fix security issues.

Server-only fixes



Area

Reference number

Description

OnlyOffice integration, security

FCL-8269

Firebase/PHP-JWT has been upgraded to version 7 to fix a security issue.
Version 7 requires OnlyOffice secret keys with a minimum of 256 bits.
warning If you are using OnlyOffice and have a secret key that is shorter than 256, you must regenerate your key so that it is the required length.