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CVE-2009-4363

4.3 · MEDIUM

Text_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 Edition before 1.2.5 does not properly handle data:…

Published Dec 21, 2009hordeCWE-79EPSS 1.37%

Overview

CVE-2009-4363 is a medium-severity vulnerability affecting horde application_framework. It was published on December 21, 2009 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Text_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 Edition before 1.2.5 does not properly handle data: URIs, which allows remote attackers to conduct cross-site scripting (XSS) attacks via data:text/html values for the HREF attribute of an A element in an HTML e-mail message. NOTE: the vendor states that the issue is caused by "an XSS vulnerability in Firefox browsers."

Remediation

Check the references section for vendor advisories and patches from horde. Update application_framework to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
hordeapplication_framework0Affected
hordegroupware0Affected

References

Refbugs.horde.org/ticket/8715Refbugs.horde.org/view.php?actionID=view_file&type=patch&file=0002-Bug-8715-Fix-XSS-vulnerability%5B1%5D.patch&ticket=8715Refcvs.horde.org/diff.php/horde/docs/CHANGES?r1=1.515.2.559&r2=1.515.2.589&ty=hReflists.horde.org/archives/announce/2009/000529.htmlRefmarc.info/?l=horde-announce&m=126100750018478&w=2Refmarc.info/?l=horde-announce&m=126101076422179&w=2Refsecuritytracker.com/id?1023365Refbugs.horde.org/ticket/8715Refbugs.horde.org/view.php?actionID=view_file&type=patch&file=0002-Bug-8715-Fix-XSS-vulnerability%5B1%5D.patch&ticket=8715Refcvs.horde.org/diff.php/horde/docs/CHANGES?r1=1.515.2.559&r2=1.515.2.589&ty=h

How CyberStrike helps

Frequently asked questions

What is CVE-2009-4363?

CVE-2009-4363 is a medium-severity vulnerability affecting horde application_framework. It was published on December 21, 2009 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2009-4363?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-4363?

Check the references section for vendor advisories and patches from horde. Update application_framework to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-4363?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-4363 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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