synapse-product/changelog.d/11265.bugfix
Eric Eastwood 7ffddd819c
Prevent historical state from being pushed to an application service via /transactions (MSC2716) (#11265)
Mark historical state from the MSC2716 `/batch_send` endpoint as `historical` which makes it `backfilled` and have a negative `stream_ordering` so it doesn't get queried by `/transactions`.

Fix https://github.com/matrix-org/synapse/issues/11241

Complement tests: https://github.com/matrix-org/complement/pull/221
2021-11-18 14:16:08 -06:00

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Prevent [MSC2716](https://github.com/matrix-org/matrix-doc/pull/2716) historical state events from being pushed to an application service via `/transactions`.