How severe is CVE-2005-4242?

CVE-2005-4242 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2005-4242 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-4242?

CVE-2005-4242 primarily affects Horde Turba H3. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-4242?

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

When was CVE-2005-4242 published?

CVE-2005-4242 was published on 2005-12-14 and last updated on 2026-06-16.

CVE-2005-4242

CVE-2005-4242 is a medium-severity vulnerability in Horde Turba H3 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.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Horde Turba H3
Published: 2005-12-14
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in Horde Turba H3 2.0.4 and earlier allow remote attackers to inject arbitrary web script or HTML via (1) the address book and (2) contact data.

Frequently asked questions

What is CVE-2005-4242?: Multiple cross-site scripting (XSS) vulnerabilities in Horde Turba H3 2.0.4 and earlier allow remote attackers to inject arbitrary web script or HTML via (1) the address book and (2) contact data.
How severe is CVE-2005-4242?: CVE-2005-4242 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2005-4242 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4242?: CVE-2005-4242 primarily affects Horde Turba H3. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4242?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-4242 published?: CVE-2005-4242 was published on 2005-12-14 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:horde:turba_h3:*:*:*:*:*:*:*:*
cpe:2.3:a:horde:turba_h3:2.0:*:*:*:*:*:*:*
cpe:2.3:a:horde:turba_h3:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:horde:turba_h3:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:horde:turba_h3:2.0.3:*:*:*:*:*:*:*

More vulnerabilities in Horde Turba H3

CVE-2008-7218 — Critical (CVSS 10.0): Unspecified vulnerability in the Horde API in Horde 3.1 before 3.1.6 and 3.2 before 3.2 before 3.2-RC2; Turba H3 2.1…
CVE-2008-6746 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in the contact display view in Turba Contact Manager H3 before 2.2.1 allows…

All CVEs affecting Horde Turba H3 →