Synapse (Element) - vulnerabilities (CVEs)

2 CVEs, 0 in the last 30 days, 382 known versions, newest CVE from 2026-05-28. Vendor: Element.

CVEs of Synapse

• CVE-2026-45078 - CVSS 6.8 (medium), 2026-05-28: Synapse is an open source Matrix homeserver implementation. Prior to 1.152.1, local authenticated users can cause Synapse to starve other requests of CPU and…
• CVE-2026-45076 - CVSS 5.1 (medium), 2026-05-28: Synapse is an open source Matrix homeserver implementation. Prior to 1.152.1, in federated rooms, malicious homeservers can craft room events in such a way…