Is CVE-2010-0121 being actively exploited?

CVE-2010-0121 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2010-0121?

CVE-2010-0121 has a CVSS 2.0 base score of 10.0 (HIGH).

CVE-2010-0121

HIGH · CVSS 10.0EPSS 1.6%EU EUVD

The cook codec in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.5, Mac RealPlayer 11.0 through 12.0.0.1444, and Linux RealPlayer 11.0.2.1744 does not properly perform initialization, which has unspecified impact and attack vectors.

Key facts

CVSS score: 10.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS score: 1.6% (76th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2010-0153)
Published: December 14, 2010
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-0153 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

apple / mac os x
linux / linux kernel
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp
realnetworks / realplayer sp

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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