No indexed Search extension for TYPO3 cross-site scripting

typo3-nis-xss (54784) The risk level is classified as MediumMedium Risk


The No indexed Search extension for TYPO3 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.


Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
Temporal Score: 4.3
  Exploitability: High
  Remediation Level: Unavailable
  Report Confidence: Confirmed


Gain Access


Refer to TYPO3-SA-2009-020 for patch, upgrade or suggested workaround information. See References.


  • TYPO3-SA-2009-020: Several vulnerabilities in third party extensions.
  • CVE-2009-4340: Cross-site scripting (XSS) vulnerability in the No indexed Search (no_indexed_search) extension 0.2.0 for TYPO3 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
  • OSVDB ID: 61254: No indexed Search Extension for TYPO3 Unspecified XSS

Platforms Affected:

  • TYPO3 No indexed Search (no_indexed_search) 0.2.0


Dec 15, 2009

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