Mozilla has released another update to Firefox 3.5 in the form of Firefox 3.5.2, this version fixes 4 major security vulnerabilities, which are marked as critical and include;
- MFSA 2009-46 Chrome privilege escalation due to incorrectly cached wrapper
- MFSA 2009-45 Crashes with evidence of memory corruption (rv:188.8.131.52/184.108.40.206)
- MFSA 2009-43 Heap overflow in certificate regexp parsing
- MFSA 2009-42 Compromise of SSL-protected communication
It is highly recommend you download the latest update or upgrade Firefox manually.