Is CVE-2009-3843 in the CISA KEV catalog?

No. CVE-2009-3843 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-3843?

CVE-2009-3843 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2009-3843?

CVE-2009-3843 has an EPSS score of 78.79% (100th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2009-3843

HIGHEPSS 100th pctl

10.0

CVSS v2

NVD

Description

HP Operations Manager 8.10 on Windows contains a "hidden account" in the XML file that specifies Tomcat users, which allows remote attackers to conduct unrestricted file upload attacks, and thereby execute arbitrary code, by using the org.apache.catalina.manager.HTMLManagerServlet class to make requests to manager/html/upload.

CWE-264

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

78.79%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

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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.