Is CVE-2009-1800 in the CISA KEV catalog?

No. CVE-2009-1800 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-1800?

CVE-2009-1800 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2009-1800?

CVE-2009-1800 has an EPSS score of 10.90% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2009-1800

HIGHEPSS 95th pctl

7.5

CVSS v2

NVD

Description

Stack-based buffer overflow in the Chinagames CGAgent ActiveX control 1.x in CGAgent.dll, as distributed in Chinagames iGame 2009, allows remote attackers to execute arbitrary code via a long argument to the CreateChinagames method, as exploited in the wild in April and May 2009. NOTE: some of these details are obtained from third party information.

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

10.90%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% 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.