73 Open VSX Sleeper Extensions Linked to GlassWorm Activate New Malware Campaign
The GlassWorm supply chain attack targeting the Open VSX marketplace has escalated with the discovery of 73 new “sleeper” extensions. Identified in April 2026, this cluster marks a dangerous shift in how threat actors distribute malware to software developers. This activity follows a major wave discovered in March 2026, where researchers documented 72 malicious Open […] The post 73 Open VSX Sleeper Extensions Linked to GlassWorm Activate New Malware Campaign appeared first on Cyber Security News.
Threat actors linked to GlassWorm have escalated their supply chain attack on the Open VSX marketplace, distributing 73 new 'sleeper' extensions that activate malware campaigns targeting software developers. This marks a significant shift in how threat actors distribute malware.
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