Is CVE-2008-1309 in the CISA KEV catalog?

No. CVE-2008-1309 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-1309?

CVE-2008-1309 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2008-1309?

CVE-2008-1309 has an EPSS score of 45.95% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2008-1309

HIGHEPSS 99th pctl

9.3

CVSS v2

NVD

Description

The RealAudioObjects.RealAudio ActiveX control in rmoc3260.dll in RealNetworks RealPlayer Enterprise, RealPlayer 10, RealPlayer 10.5 before build 6.0.12.1675, and RealPlayer 11 before 11.0.3 build 6.0.14.806 does not properly manage memory for the (1) Console or (2) Controls property, which allows remote attackers to execute arbitrary code or cause a denial of service (browser crash) via a series of assignments of long string values, which triggers an overwrite of freed heap memory.

CWE-399

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

45.95%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% 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.