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Vulnerability record · CVE-2006-4256 · published 21 August 2006

CVE-2006-4256: Horde application framework vulnerability

Horde · Application Framework

index.php in Horde Application Framework before 3.1.2 allows remote attackers to include web pages from other sites, which could be useful for phishing attacks, via a URL in the url parameter, aka "cross-site referencing." NOTE: some sources have referred to this issue as XSS, but it is different than classic XSS.

4.3 CVSS 2.0 Medium EPSS 1.8% · top 22.9%
4.3CVSS 2.0 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
20References
16 Jun 2026Last modified by NVD

Description

index.php in Horde Application Framework before 3.1.2 allows remote attackers to include web pages from other sites, which could be useful for phishing attacks, via a URL in the url parameter, aka "cross-site referencing." NOTE: some sources have referred to this issue as XSS, but it is different than classic XSS.

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2006-1491Horde application framework code injection vulnerabilityEval injection vulnerability in Horde Application Framework versions 3.0 before 3.0.10 and 3.1 before 3.1.1 allows remote attackers to execute arbitr…EPSS 39%4.3CVE-2009-3701Horde application framework cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in the administration interface in Horde Application Framework before 3.3.6, Horde Groupware befo…EPSS 4.8%4.3CVE-2009-4363Horde application framework cross-site scripting vulnerabilityText_Filter/lib/Horde/Text/Filter/Xss.php in Horde Application Framework before 3.3.6, Horde Groupware before 1.2.5, and Horde Groupware Webmail Edit…EPSS 1.4%4.3CVE-2009-3236Horde application framework vulnerabilityThe form library in Horde Application Framework 3.2 before 3.2.5 and 3.3 before 3.3.5; Groupware 1.1 before 1.1.6 and 1.2 before 1.2.4; and Groupware…EPSS 2.3%4.3CVE-2008-5917Horde application framework cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in the XSS filter (framework/Text_Filter/Filter/xss.php) in Horde Application Framework 3.2.2 and 3.3, when …EPSS 1.3%4.3CVE-2005-0961Horde application framework vulnerabilityCross-site scripting (XSS) vulnerability in Horde 3.0.4 before 3.0.4-RC2 allows remote attackers to inject arbitrary web script or HTML via the paren…EPSS 1.2%4.3CVE-2004-2741Horde application framework cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in the "help window" (help.php) in Horde Application Framework 2.2.6 allows remote attackers to inject arbit…EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2006-4256), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.