High 9.3Published Dec 14, 2010

CVE-2010-4387The RealAudio codec in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.4, Mac RealPlayer 11.0 through 12.0.0.1444, and Linux RealPlayer 11.0.2.1744 allows remote attackers to…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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No exploitation reported and no EPSS estimate yet.

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The RealAudio codec in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.4, Mac RealPlayer 11.0 through 12.0.0.1444, and Linux RealPlayer 11.0.2.1744 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted audio stream in a RealMedia file.

CVSS: 9.3 HIGH (v2.0, NVD)AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

realnetworks realplayer realnetworks:realplayer	11.0; 11.0.1; 11.0.2; 11.0.3; 11.0.4; 11.0.5; 11.1; 11.0; and 8 more ranges	NVD
realnetworks realplayer_sp realnetworks:realplayer_sp	1.0.0; 1.0.1; 1.0.2; 1.0.5; 1.1; 1.1.1; 1.1.2; 1.1.3; and 1 more ranges	NVD

References

References

http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=884
http://service.real.com/realplayer/security/12102010_player/en/	vendor-advisory
http://www.securitytracker.com/id?1024861

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.