Vulnerability Bulletins

CVE-2018-12291

   
Affected software MATRIX SYNAPSE
 
The on_get_missing_events function in handlers/federation.py in Matrix Synapse before 0.31.1 has a security bug in the get_missing_events federation API where event visibility rules were not applied correctly.

Link:

https://nvd.nist.gov/vuln/detail/CVE-2018-12291