Tor Browser 13.5.3 Released, What’s New?

The Tor Project has unveiled Tor Browser 13.5.3, a significant update that brings crucial security enhancements and usability improvements. This latest version is now available for download from the official Tor Browser website and distribution directory.

Important security updates to Firefox, the browser’s underlying engine, are at the forefront of this release. Tor Browser 13.5.3 is now based on Firefox 115.15.0esr, incorporating backported security fixes from Firefox 130. This update addresses several critical vulnerabilities, including:

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• Prevention of CSS-based scriptless interaction tracking
• Ensuring the lazy loading attribute is ignored on script-disabled documents

The enhancements greatly enhance user privacy and security, upholding Tor’s strong reputation for providing robust online anonymity.

Platform-Specific Improvements

Desktop (Windows, macOS, Linux)

• Resolution of console errors related to non-existing preferences
• Improved accessibility of the offline state in about:torconnect
• Enhanced Downloads button warning announcement for Orca screen reader users
• Redesigned bridge cards with improved sharing features

Linux

• More specific file filtering for copy/paste and drag/drop operations.

Android

• Updated GeckoView to version 115.15.0esr for better performance and stability.

Additional Updates

• NoScript extension updated to version 11.4.35.
• Upgrade of lyrebird to version 0.3.0.
• Build system updated to Go version 1.21.13.

The Tor Project recommends that users upgrade to the new release. With its focus on security, privacy, and user experience, Tor Browser 13.5.3 represents a significant step forward in developing this essential privacy tool.

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