Security Advisory

CVE-2026-45078

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-28 15:52:04

Last updated 2026-05-29 15:31:44

Assigner GitHub_M

CVSS score 6.8

State PUBLISHED

Description

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 in 1.152.1.

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