Report: CVE-2026-33151 - socket.io allows an unbounded number of binary attachments

Report: CVE-2026-33151 - socket.io allows an unbounded number of binary attachments

CVE ID :CVE-2026-33151 Published : March 20, 2026, 9:17 p.m. | 1 hour, 7 minutes ago Description :Socket.IO is an open source, real-time, bidirectional, event-based, communication framework. Prior to versions 3.3.5, 3.4.4, and 4.2.6, a specially crafted Socket.IO packet can make the server wait for a large number of binary attachments and buffer them, which can be exploited to make the server run out of memory. This issue has been patched in versions 3.3.5, 3.4.4, and 4.2.6. Severity: 8.7 | HIGH Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Severity
HIGH
Published
March 20, 2026