Security Advisory

CVE-2024-53867

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2024-12-03 16:52:01

Last updated 2024-12-03 19:07:19

Assigner GitHub_M

CVSS score 4.3

State PUBLISHED

Description

Synapse is an open-source Matrix homeserver. The Sliding Sync feature on Synapse versions between 1.113.0rc1 and 1.120.0 can leak partial room state changes to users no longer in a room. Non-state events, like messages, are unaffected. This vulnerability is fixed in 1.120.1.

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