Multiple cross-site scripting (XSS) vulnerabilities in the Back End in Joomla! 1.5.x before 1.5.20 allow remote authenticated users to inject arbitrary web script or HTML via administrator screens.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 6.8
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Required to exploit
Impact Type: Allows unauthorized modification
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[oss-security] 20100720 [oCERT-2010-002] Joomla input sanitization errors (XSS)
[oss-security] 20100721 Re: [oCERT-2010-002] Joomla input sanitization errors (XSS)