CVE-2015-8562 | Joomla CMS up to 1.5.x/2.x/3.4.5 HTTP Header User-Agent input validation (ID 134949 / EDB-38977)
A vulnerability classified as critical has been found in Joomla CMS up to 1.5.x/2.x/3.4.5. Affected is an unknown function of the component HTTP Header Handler. The manipulation of the argument User-Agent leads to improper input validation.
This vulnerability is traded as CVE-2015-8562. It is possible to launch the attack remotely. Furthermore, there is an exploit available.
It is recommended to upgrade the affected component.