Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| element-hq / synapse | affected >= 1.113.0rc1, < 1.120.1 |
CWE
CWE-497
References
- https://github.com/element-hq/synapse/security/advisories/GHSA-56w4-5538-8v8h
- https://github.com/matrix-org/matrix-spec-proposals/pull/4186
ADP enrichment
No English description supplied.
No references supplied.