Mozilla Firefox and SeaMonkey are web browser applications. Mozilla Firefox and SeaMonkey are exposed to a remote code execution issue that arises when parsing specially crafted regular expressions contained in Proxy Auto configuration (PAC) files.
Ref:
http://www.mozilla.org/security/announce/2009/mfsa2009-55.html
09.45.19 - CVE: CVE-2009-3372
Platform: Cross Platform