Cross-site scripting in Adobe Flash Player - CVE-2011-2107
Published: December 26, 2016 / Updated: November 20, 2020
Vulnerability identifier: #VU2839
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:A/U:Green
CVE-ID: CVE-2011-2107
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Adobe
Affected software:
Adobe Flash Player
Adobe Flash Player
Detailed vulnerability description
The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-input. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user’s browser in context of website hosting an .swf file.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Note: the vulnerability was being actively exploited.How to mitigate CVE-2011-2107
Update Adobe Flash Player 10.x for Windows, Macintosh, Linux and Solaris to 10.3.181.22 (10.3.181.23 for ActiveX).