message: docs: release notes for the v13.3.12 release
diff: +<a name="13.3.12"></a>
  +# 13.3.12 (2022-11-21)
  +## Breaking Changes
  +### core
  +- Existing iframe usages may have security-sensitive attributes applied as an attribute or property binding in a template or via host bindings in a directive. Such usages would require an update to ensure compliance with the new stricter rules around iframe bindings.
  +### core
  +| Commit | Type | Description |
  +| -- | -- | -- |
  +| [b1d7b79ff4](https://github.com/angular/angular/commit/b1d7b79ff4619d6e7967455d7cda72754f5dab9a) | fix | hardening attribute and property binding rules for <iframe> elements ([#48029](https://github.com/angular/angular/pull/48029)) |
  +## Special Thanks
  +Andrew Kushnir, Andrew Scott, George Looshch, Joey Perrott and Paul Gschwendtner
  +
  +<!-- CHANGELOG SPLIT MARKER -->
  +
  <a name="14.2.12"></a>
  # 14.2.12 (2022-11-21)
  ## Breaking Changes
  