How severe is CVE-2009-2742?

CVE-2009-2742 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-2742 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-2742?

CVE-2009-2742 primarily affects Ibm Websphere Application Server. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-2742?

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

When was CVE-2009-2742 published?

CVE-2009-2742 was published on 2009-09-21 and last updated on 2026-06-16.

CVE-2009-2742

CVE-2009-2742 is a medium-severity vulnerability in Ibm Websphere Application Server 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% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ibm Websphere Application Server
Published: 2009-09-21
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Eclipse Help in IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.27 allows remote attackers to inject arbitrary web script or HTML via unspecified input.

Frequently asked questions

What is CVE-2009-2742?: Cross-site scripting (XSS) vulnerability in Eclipse Help in IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.27 allows remote attackers to inject arbitrary web script or HTML via unspecified input.
How severe is CVE-2009-2742?: CVE-2009-2742 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-2742 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-2742?: CVE-2009-2742 primarily affects Ibm Websphere Application Server. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-2742?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-2742 published?: CVE-2009-2742 was published on 2009-09-21 and last updated on 2026-06-16.

References

Affected products (15)

cpe:2.3:a:ibm:websphere_application_server:6.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.13:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.17:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.19:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.21:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.23:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.25:*:*:*:*:*:*:*

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