element synapse Schwachstellen (CVE)

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2 Ergebnisse
6.8Mittel
CVE-2026-45078

Synapse CPU starvation (Denial of Service)

element-hq synapse

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 lead to other requests failing, causing other users to be denied service. This vulnerability is fixed…

5.1Mittel
CVE-2026-45076

Synapse pagination denial of service

element-hq synapse

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 that prevents Synapse from providing full history to paginating clients. Clients could therefore fail t…