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For the complete documentation index, see llms.txt. This page is also available as Markdown.

WebViewer Server 2026 Changelog

12.2.0 - October 1

  • Updated Apryse SDK to 12.2.0.

  • Updated CAD Module to 12.2.0.

  • Updated Apache Tomcat to 10.1.60.

  • Updated the OpenJDK used in Windows to 21.0.12.1.

  • Fixed an issue where the pageSizes parameter didn't work when loading images.

12.1.1 - August 31

  • Fixed a license issue with EML files using the Office conversion module.

  • Updated the health check URL so it no longer requires explicit whitelisting.

12.1.0 - August 19

  • Updated Apryse SDK to 12.1.0.

  • Updated CAD Module to 12.1.0.

  • Updated Apache Tomcat to 10.1.57.

  • [Security] Fixed an issue where FIPS mode would continue launching without the correct OpenSSL access.

  • Added support for password-protected Microsoft Office documents.

  • Fixed an issue where some logging information was not stored correctly in the TRN_LOG_LOCATION path.

  • Updated the OpenJDK included in the Windows installer to 21.0.2.

12.0.1 - July 31

  • Fixed an issue where WebViewer Server used external modules for files also supported in core, causing a license permission failure in some cases.

  • Fixed an issue preventing the opening of CSV and XLSB files.

12.0.0 - July 8

  • Updated Apryse SDK to 12.0.0.

  • Updated CAD Module to 12.0.0.

  • Updated Apache Tomcat to 10.1.56.

  • Updated Log4j to 2.26.0.

  • Updated Prometheus packages to 1.8.0.

  • [Security] Switched the base image to a Docker Hardened Image.

  • [Security] Removed LibreOffice and support for LibreOffice file types. See this Apryse Community post for more information.

  • [Security] Removed support for TLS 1.1.

  • [Security] Removed the default error pages.

  • [Security] Fixed WebViewer Server not trusting uploaded custom certificates in outgoing communications.

  • [Docker] Set the default permission for the home directory to 755.

  • [Docker] Fixed runtime issues with the arm64 image.

  • [Docker] Changed the home folder to /home/apryse while maintaining a symlink at /home/tomcat.

  • Fixed an issue preventing Tomcat Native from running.

  • Added the option TRN_MAX_HTTP_HEADER_SIZE to set the maximum HTTP header size.

  • Fixed a bug in the health check when TRN_LOCALHOST_URL has been overridden.

  • Set a maximum limit of 100 on the length of the user-provided cacheKey when opening documents.

  • Added support for converting EML files using the Office conversion module.

  • Fixed an issue attaching XFDF content to the getPDF API.

  • Added SLSA Level 2 Attestation to WebViewer Server's Docker images.

3.2.0 - May 26

  • Updated Apryse SDK to 11.13.0

  • Updated CAD Module to 11.13.0

  • Updated the HTTP protocol connector implementation to improve reliability when running behind some load balancers.

  • Added support for setting the log directory from TRN_LOG_LOCATION in wvs_config.json, or from the environment variable if it's not set in the config.

  • Fixed incorrect memory detection on older Linux versions, which can lead to thrashing.

  • Updated the LibreOffice included in the Windows installer to 26.2.3.

  • Updated the OpenJDK included in the Windows installer to 17.0.19.

3.1.0 - April 1

  • Updated Apryse SDK to 11.12.0

  • Updated CAD Module to 11.12.0

  • Updated LibreOffice included in the Windows installer to 26.2.1

  • Added the option TRN_USE_OFFICE_CONVERSION to use the Apryse SDK to convert MSG and RTF files when true instead of the Leadtools module. Office license is required to use the Apryse SDK documentation.

  • [Security] Removed dependency on Jakarta Mail.

  • [Security] Updated the container base image to Debian-Trixie.

  • [Security] Removed Python and VIM from the container.

  • [Security] Replaced the python healthcheck script with one written in Java.

  • [CloudFormation] Updated the cloud formation template to allow setting the parameter TRN_ALLOWED_DOMAINS on creation.

  • Fixed an issue where some annotations that rely on appearances would not render properly and consistently.

  • Fixed a potential crash when generating a large number of thumbnail images.

3.0.0 - February 18

  • Updated Apache Tomcat to 10.1.52

  • Updated Apryse SDK to 11.11

  • Updated CAD Module to 11.11

  • [Security] The WebViewer Server option TRN_ALLOWED_DOMAINS has changed its default value. Previously, it defaulted to a wildcard allowing all domains. Now, by default, no domains are allowed for security reasons. For more information, please review our documentation.

  • [Security] Added URL checking within HTML docs to prevent SSRF attacks via src or href entries.

  • [Cloudformation] Updated Node.js version used in the Cloudformation template to Nodejs 24.

  • Added improved handling around corrupt outlines in PDF documents.

2.4.2 - January 7

  • Updated Tomcat to 10.1.50

  • Created a simple Kubernetes Helm chart to help customers deploy infrastructure. More info is available here.

  • Added TRN_HTTP_PORT for changing the default HTTP port on the server.

  • Added TRN_HTTPS_PORT for changing the default HTTPS port on the server.

  • Added TRN_SSLCERT_PATH for changing the default SSL certificate location.

  • Added TRN_SSLCERTKEY_PATH for changing the default SSL certificate private key location.

  • Fixed issue where CSV/RTF conversion would not work on Linux.

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