CVEvulnerability

CVE-2024-53867

4.3 MEDIUM Published 2024-12-03 Modified 2026-06-17 Official page ↗
Status
Deferred
Published
2024-12-03
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weaknesses
CWE-497

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.

Related

Weakness · CWE (1)

  • CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere weakness

References