CVE-2011-1221

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-10-04 · updated 2026-06-16
Weakness: CWE-79

Description

Cross-zone scripting vulnerability in the RealPlayer ActiveX control in RealNetworks RealPlayer 11.0 through 11.1 and 14.0.0 through 14.0.5, RealPlayer SP 1.0 through 1.1.5, and RealPlayer Enterprise 2.0 through 2.1.5 allows remote attackers to inject arbitrary web script or HTML in the Local Zone via a local HTML document, a different vulnerability than CVE-2011-2947.

Affected products

RealNetworks Realplayer: 11.0, 11.1, 14.0.0, 14.0.1, 14.0.2, 14.0.3 (+8)
RealNetworks Realplayer Sp: 1.0.0, 1.0.1, 1.0.2, 1.0.5, 1.1, 1.1.1 (+4)

References

http://service.real.com/realplayer/security/08162011_player/en/
http://service.real.com/realplayer/security/08162011_player/en/

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