Vulnerability Monitor

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CVE-2024-52815

Synapse is an open-source Matrix homeserver. Synapse versions before 1.120.1 fail to properly validate invites received over federation. This vulnerability allows a malicious server to send a specially crafted invite that disrupts the invited user's /sync functionality. Synapse 1.120.1 rejects such invalid invites received over federation and restores the ability to sync for affected users.

Published

2024-12-03T17:15:12.267

Last Modified

2025-08-26T15:02:27.547

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

Weaknesses
  • Type: Secondary
    CWE-20
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application matrix synapse < 1.120.1 Yes
References