CVE-2012-0176

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 22.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-05-09 · updated 2026-06-16
Weakness: CWE-399

Description

Double free vulnerability in Microsoft Silverlight 4 before 4.1.10329 on Windows allows remote attackers to execute arbitrary code via vectors involving crafted XAML glyphs, aka "Silverlight Double-Free Vulnerability."

Affected products

Microsoft Silverlight: 4.0.50401.0, 4.0.50524.00, 4.0.50826.0, 4.0.50917.0, 4.0.51204.0, 4.0.60129.0 (+6)

References

http://secunia.com/advisories/49122
http://www.securityfocus.com/bid/53360
http://www.securitytracker.com/id?1027040
http://www.us-cert.gov/cas/techalerts/TA12-129A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-034
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15574
http://secunia.com/advisories/49122
http://www.securityfocus.com/bid/53360
http://www.securitytracker.com/id?1027040
http://www.us-cert.gov/cas/techalerts/TA12-129A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-034
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15574

Get alerted when CVE-2012-0176 or the next vulnerability affects your stack