How severe is CVE-2007-4839?

CVE-2007-4839 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2007-4839 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4839?

CVE-2007-4839 affects Ibm Websphere Application Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-4839?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2007-4839 published?

CVE-2007-4839 was published on 2007-09-12 and last updated on 2026-06-16.

CVE-2007-4839

CVE-2007-4839 is a high-severity vulnerability in Ibm Websphere Application Server with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Websphere Application Server
Published: 2007-09-12
Last modified: 2026-06-16

Description

Unspecified vulnerability in the PD tools component in IBM WebSphere Application Server (WAS) 6.1 before Fix Pack 11 (6.1.0.11) has unknown impact and attack vectors, aka PK33803.

Frequently asked questions

What is CVE-2007-4839?: Unspecified vulnerability in the PD tools component in IBM WebSphere Application Server (WAS) 6.1 before Fix Pack 11 (6.1.0.11) has unknown impact and attack vectors, aka PK33803.
How severe is CVE-2007-4839?: CVE-2007-4839 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2007-4839 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4839?: CVE-2007-4839 affects Ibm Websphere Application Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4839?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2007-4839 published?: CVE-2007-4839 was published on 2007-09-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:ibm:websphere_application_server:6.1.0.9:*:*:*:*:*:*:*

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