Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since May 25, 2022.
CVE-2016-0034
Microsoft Silverlight Runtime Remote Code Execution Vulnerability
Added to KEV May 25, 2022
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2016-0034
- CWE
- CWE-20
- Affected products
- Silverlight · Microsoft Silverlight · Microsoft
What happened
Microsoft Silverlight mishandles negative offsets during decoding, which allows attackers to execute remote code or cause a denial-of-service (DoS).
What it means for your business
Microsoft Silverlight is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2016-0034). Microsoft Silverlight mishandles negative offsets during decoding, which allows attackers to execute remote code or cause a denial-of-service (DoS). CISA remediation due date: 2022-06-15. If you need help checking exposure, call (864) 335-9223.
Required action
The impacted products are end-of-life and should be disconnected if still in use.
CISA due date: June 15, 2022
Sources
Related briefs
Microsoft PowerShell Security Feature Bypass vulnerability
Microsoft PowerShell Security Feature Bypass vulnerability (CVE-2026-70338) was added to Microsoft’s security update guidance. Acknowledgement Updated If you need help checking exposure, call (864) 335-9223.
Microsoft PowerBI Report Server Spoofing vulnerability
Microsoft PowerBI Report Server Spoofing vulnerability (CVE-2026-58647) was added to Microsoft’s security update guidance. Corrected the Power BI Report Server version in the Security Updates table to use the public release version instead of the internal build number. This is an informational change only. If you need help checking exposure, call (864) 335-9223.
Windows Print Spooler Information Disclosure vulnerability
Windows Print Spooler Information Disclosure vulnerability (CVE-2026-50383) was added to Microsoft’s security update guidance. Acknowledgement Updated If you need help checking exposure, call (864) 335-9223.
Windows Kernel Elevation of Privilege vulnerability
Windows Kernel Elevation of Privilege vulnerability (CVE-2026-49798) was added to Microsoft’s security update guidance. Acknowledgement Updated If you need help checking exposure, call (864) 335-9223.
Need help patching?
PremierePC monitors KEV alerts for managed clients and helps teams prioritize remediation before attackers do.