CVE-2013-3896
Microsoft Silverlight Information Disclosure Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
Required action
The impacted product is end-of-life and should be disconnected if still in use.
CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2013-3896
Description
Microsoft Silverlight 5 before 5.1.20913.0 does not properly validate pointers during access to Silverlight elements, which allows remote attackers to obtain sensitive information via a crafted Silverlight application, aka "Silverlight Vulnerability."
Severity
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitation Context
as of October 15, 2026- CISA added CVE-2013-3896 to the KEV catalog 3,150 days after its CVE record was published.
- It is one of 391 Microsoft entries in the CISA KEV catalog, and one of 166 added in 2022.
- Its current EPSS score (68.0%) is higher than that of 57% of CISA KEV entries.
Affected Products
| Vendor | Product | Affected versions |
|---|---|---|
| - | - | n/a |
References
4 LinksRecord Details
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