changelog

Author: danielblando

CHANGELOG.md

@@ -34,6 +34,7 @@
 * [BUGFIX] Config: Mask Swift, etcd, Redis, and HTTP basic-auth credentials on the `/config` endpoint. #7473
 * [BUGFIX] Memberlist: Drop incoming TCP transport packets when digest verification fails, preventing corrupted payloads from being forwarded. #7474
 * [BUGFIX] Compactor: Fix stale `cortex_bucket_index_last_successful_update_timestamp_seconds` metric not being cleaned up when tenant ownership changes due to ring rebalancing. This caused false alarms on bucket index update rate when a tenant moved between compactors. #7485
+* [BUGFIX] Security: Fix stored XSS vulnerability in Alertmanager and Store Gateway status pages by replacing `text/template` with `html/template`.
 
 ## 1.21.0 2026-04-24