How severe is CVE-2009-4153?

CVE-2009-4153 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-4153 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4153?

CVE-2009-4153 primarily affects Ibm Websphere Portal. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4153?

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-2009-4153 published?

CVE-2009-4153 was published on 2009-12-02 and last updated on 2026-06-16.

CVE-2009-4153

CVE-2009-4153 is a high-severity vulnerability in Ibm Websphere Portal 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% (64th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Websphere Portal
Published: 2009-12-02
Last modified: 2026-06-16

Description

Unspecified vulnerability in the XMLAccess component in IBM WebSphere Portal 6.1.x before 6.1.0.3 has unknown impact and attack vectors, related to the work directory.

Frequently asked questions

What is CVE-2009-4153?: Unspecified vulnerability in the XMLAccess component in IBM WebSphere Portal 6.1.x before 6.1.0.3 has unknown impact and attack vectors, related to the work directory.
How severe is CVE-2009-4153?: CVE-2009-4153 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4153 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4153?: CVE-2009-4153 primarily affects Ibm Websphere Portal. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4153?: 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-2009-4153 published?: CVE-2009-4153 was published on 2009-12-02 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ibm:websphere_portal:6.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.2:*:*:*:*:*:*:*

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