Thunderbird 14 is now available for download. Thunderbird is a free, open source, cross-platform e-mail and developed by the Mozilla Foundation. what’s new in this version of thunderbird?
Security fixes:
Code execution through javascript: URLs
Content Security Policy 1.0 implementation errors cause data leakage
JSDependentString::undepend string conversion results in memory corruption
X-Frame-Options header ignored when duplicated
Out of bounds read in QCMS
Same-compartment Security Wrappers can be bypassed
use-after-free in nsGlobalWindow::PageHidden
Improper filtering of javascript in HTML feed-view
Spoofing issue with location
Gecko memory corruption
Miscellaneous memory safety hazards (rv:14.0/ rv:10.0.6)
and Various fixes and performance improvements.