CVE-2009-2043: Mozilla Firefox

Medium severity, CVSS 4.3. EPSS: 4.4% chance of exploitation in the next 30 days.

nsViewManager.cpp in Mozilla Firefox 3.0.2 through 3.0.10 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to interaction with TinyMCE.

Affected products

• Mozilla Firefox: version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; version 3.0.5 only; version 3.0.6 only; version 3.0.7 only; …

Published 2009-06-12. Last modified 2026-06-16.