Cross-site scripting (XSS) vulnerability in the Frontend Login Box (aka felogin) subcomponent in TYPO3 4.2.0 through 4.2.6 allows remote attackers to inject arbitrary web script or HTML via unspecified parameters.
secunia.com/advisories/37122
typo3.org/teams/security/security-bulletins/typo3-sa-2009-016/
www.securityfocus.com/bid/36801
www.vupen.com/english/advisories/2009/3009
exchange.xforce.ibmcloud.com/vulnerabilities/53926
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marc.info/?l=oss-security&m=125633199111438&w=2