How severe is CVE-2007-4281?

CVE-2007-4281 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2007-4281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4281?

CVE-2007-4281 primarily affects Knowledgetree Open Source. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-4281?

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

When was CVE-2007-4281 published?

CVE-2007-4281 was published on 2007-08-09 and last updated on 2026-06-16.

CVE-2007-4281

CVE-2007-4281 is a medium-severity vulnerability in Knowledgetree Open Source 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% (66th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Knowledgetree Open Source
Published: 2007-08-09
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in KnowledgeTree Open Source 3.4 and 3.4.1 allows remote attackers to inject arbitrary web script or HTML via the login field on the login page, and other unspecified vectors.

Frequently asked questions

What is CVE-2007-4281?: Cross-site scripting (XSS) vulnerability in KnowledgeTree Open Source 3.4 and 3.4.1 allows remote attackers to inject arbitrary web script or HTML via the login field on the login page, and other unspecified vectors.
How severe is CVE-2007-4281?: CVE-2007-4281 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2007-4281 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4281?: CVE-2007-4281 primarily affects Knowledgetree Open Source. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-4281?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-4281 published?: CVE-2007-4281 was published on 2007-08-09 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:knowledgetree:open_source:3.4:*:*:*:*:*:*:*
cpe:2.3:a:knowledgetree:open_source:3.4.1:*:*:*:*:*:*:*