How severe is CVE-2009-4052?

CVE-2009-4052 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-4052 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4052?

CVE-2009-4052 primarily affects Ibm Rational Application Developer For Websphere. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4052?

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

When was CVE-2009-4052 published?

CVE-2009-4052 was published on 2009-11-23 and last updated on 2026-06-16.

CVE-2009-4052

CVE-2009-4052 is a medium-severity vulnerability in Ibm Rational Application Developer For Websphere 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: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ibm Rational Application Developer For Websphere
Published: 2009-11-23
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in the JSF Widget Library Runtime in IBM Rational Application Developer for WebSphere Software before 7.0.0.10 and Rational Software Architect before 7.0.0.10 allow remote attackers to inject arbitrary web script or HTML via vectors involving (1) the JSF Tree Control and (2) the JavaScript Resource Servlet.

Frequently asked questions

What is CVE-2009-4052?: Multiple cross-site scripting (XSS) vulnerabilities in the JSF Widget Library Runtime in IBM Rational Application Developer for WebSphere Software before 7.0.0.10 and Rational Software Architect before 7.0.0.10 allow remote attackers to inject arbitrary web script or HTML via vectors involving (1) the JSF Tree Control and (2) the JavaScript Resource Servlet.
How severe is CVE-2009-4052?: CVE-2009-4052 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-4052 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4052?: CVE-2009-4052 primarily affects Ibm Rational Application Developer For Websphere. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4052?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4052 published?: CVE-2009-4052 was published on 2009-11-23 and last updated on 2026-06-16.

References

Affected products (20)

cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.8:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_application_developer_for_websphere:7.0.0.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.8:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_software_architect:7.0.0.9:*:*:*:*:*:*:*

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