How severe is CVE-2008-5917?

CVE-2008-5917 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2008-5917 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-5917?

CVE-2008-5917 primarily affects Horde Application Framework. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-5917?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-5917 published?

CVE-2008-5917 was published on 2009-01-21 and last updated on 2026-06-16.

CVE-2008-5917

CVE-2008-5917 is a medium-severity vulnerability in Horde Application Framework with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Horde Application Framework
Published: 2009-01-21
Last modified: 2026-06-16

Description

Cross-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 Internet Explorer is being used, allows remote attackers to inject arbitrary web script or HTML via unknown vectors related to style attributes.

Frequently asked questions

What is CVE-2008-5917?: Cross-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 Internet Explorer is being used, allows remote attackers to inject arbitrary web script or HTML via unknown vectors related to style attributes.
How severe is CVE-2008-5917?: CVE-2008-5917 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2008-5917 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-5917?: CVE-2008-5917 primarily affects Horde Application Framework. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-5917?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-5917 published?: CVE-2008-5917 was published on 2009-01-21 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:horde:application_framework:3.2.2:*:*:*:*:*:*:*
cpe:2.3:a:horde:application_framework:3.3:*:*:*:*:*:*:*

More vulnerabilities in Horde Application Framework

CVE-2006-1491 — High (CVSS 7.5): Eval injection vulnerability in Horde Application Framework versions 3.0 before 3.0.10 and 3.1 before 3.1.1 allows…
CVE-2009-4363 — Medium (CVSS 4.3): Text_Filter/lib/Horde/Text/Filter/Xss.php in Horde Application Framework before 3.3.6, Horde Groupware before 1.2.5,…
CVE-2009-3701 — Medium (CVSS 4.3): Multiple cross-site scripting (XSS) vulnerabilities in the administration interface in Horde Application Framework…
CVE-2009-3236 — Medium (CVSS 4.3): The 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…
CVE-2006-4256 — Medium (CVSS 4.3): index.php in Horde Application Framework before 3.1.2 allows remote attackers to include web pages from other sites,…
CVE-2005-0961 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in Horde 3.0.4 before 3.0.4-RC2 allows remote attackers to inject arbitrary…

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