Is CVE-2009-0899 in the CISA KEV catalog?

No. CVE-2009-0899 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-0899?

CVE-2009-0899 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2009-0899?

CVE-2009-0899 has an EPSS score of 1.60% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-0899?

Upgrade websphere portal to 6.0.0.0 or later.

CVE & CISA-KEV Catalog

CVE-2009-0899

MEDIUMEPSS 73th pctl

4.3

CVSS v2

NVD

Description

IBM WebSphere Application Server (WAS) 6.1 through 6.1.0.24 and 7.0 through 7.0.0.4, IBM WebSphere Portal Server 5.1 through 6.0, and IBM Integrated Solutions Console (ISC) 6.0.1 do not properly set the IsSecurityEnabled security flag during migration of WebSphere Member Manager (WMM) to Virtual Member Manager (VMM) and a Federated Repository, which allows attackers to obtain sensitive information from repositories via unspecified vectors.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

websphere portalNVD

Affected:>= 5.1, < 6.0.0.0Fixed in:6.0.0.0CVE-2009-0899derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.60%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Patch1

www-01.ibm.com

Vendor Advisory1

www-1.ibm.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.