diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index c422a35f74..c1fc4af564 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -154,6 +154,12 @@ Changelog
  * Maintenance: Refactor admin color palette to semantic, theme-agnostic design tokens (Thibaud Colas)
 
 
+4.2.3 (02.05.2023)
+~~~~~~~~~~~~~~~~~~
+
+ * Fix: Prevent TableBlock from becoming uneditable after save (Sage Abdullah)
+
+
 4.2.2 (03.04.2023)
 ~~~~~~~~~~~~~~~~~~
 
diff --git a/docs/releases/4.2.3.md b/docs/releases/4.2.3.md
new file mode 100644
index 0000000000..fb365bd66c
--- /dev/null
+++ b/docs/releases/4.2.3.md
@@ -0,0 +1,16 @@
+# Wagtail 4.2.3 release notes
+
+_May 2, 2023_
+
+```{contents}
+---
+local:
+depth: 1
+---
+```
+
+## What's new
+
+### Bug fixes
+
+ * Prevent TableBlock from becoming uneditable after save (Sage Abdullah)
diff --git a/docs/releases/index.rst b/docs/releases/index.rst
index 3d0c00e44f..8967feb469 100644
--- a/docs/releases/index.rst
+++ b/docs/releases/index.rst
@@ -7,6 +7,7 @@ Release notes
    upgrading
    5.1
    5.0
+   4.2.3
    4.2.2
    4.2.1
    4.2