diff --git a/.github/workflows/__go-tracing-autobuilder.yml b/.github/workflows/__go-tracing-autobuilder.yml
index f014d2cf6..f44a512f8 100644
--- a/.github/workflows/__go-tracing-autobuilder.yml
+++ b/.github/workflows/__go-tracing-autobuilder.yml
@@ -49,10 +49,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-latest
-            version: stable-v2.17.6
-          - os: ubuntu-latest
-            version: stable-v2.18.4
           - os: ubuntu-latest
             version: stable-v2.19.4
           - os: ubuntu-latest
@@ -61,6 +57,10 @@ jobs:
             version: stable-v2.21.4
           - os: ubuntu-latest
             version: stable-v2.22.4
+          - os: ubuntu-latest
+            version: stable-v2.23.9
+          - os: ubuntu-latest
+            version: stable-v2.24.3
           - os: ubuntu-latest
             version: default
           - os: ubuntu-latest
diff --git a/.github/workflows/__go-tracing-custom-build-steps.yml b/.github/workflows/__go-tracing-custom-build-steps.yml
index 4b4782572..aae22d8c0 100644
--- a/.github/workflows/__go-tracing-custom-build-steps.yml
+++ b/.github/workflows/__go-tracing-custom-build-steps.yml
@@ -49,10 +49,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-latest
-            version: stable-v2.17.6
-          - os: ubuntu-latest
-            version: stable-v2.18.4
           - os: ubuntu-latest
             version: stable-v2.19.4
           - os: ubuntu-latest
@@ -61,6 +57,10 @@ jobs:
             version: stable-v2.21.4
           - os: ubuntu-latest
             version: stable-v2.22.4
+          - os: ubuntu-latest
+            version: stable-v2.23.9
+          - os: ubuntu-latest
+            version: stable-v2.24.3
           - os: ubuntu-latest
             version: default
           - os: ubuntu-latest
diff --git a/.github/workflows/__go-tracing-legacy-workflow.yml b/.github/workflows/__go-tracing-legacy-workflow.yml
index 101ad8024..cce010257 100644
--- a/.github/workflows/__go-tracing-legacy-workflow.yml
+++ b/.github/workflows/__go-tracing-legacy-workflow.yml
@@ -49,10 +49,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-latest
-            version: stable-v2.17.6
-          - os: ubuntu-latest
-            version: stable-v2.18.4
           - os: ubuntu-latest
             version: stable-v2.19.4
           - os: ubuntu-latest
@@ -61,6 +57,10 @@ jobs:
             version: stable-v2.21.4
           - os: ubuntu-latest
             version: stable-v2.22.4
+          - os: ubuntu-latest
+            version: stable-v2.23.9
+          - os: ubuntu-latest
+            version: stable-v2.24.3
           - os: ubuntu-latest
             version: default
           - os: ubuntu-latest
diff --git a/.github/workflows/__multi-language-autodetect.yml b/.github/workflows/__multi-language-autodetect.yml
index 33dbd2f69..4ae7c3b75 100644
--- a/.github/workflows/__multi-language-autodetect.yml
+++ b/.github/workflows/__multi-language-autodetect.yml
@@ -59,14 +59,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-latest
-            version: stable-v2.17.6
-          - os: macos-latest
-            version: stable-v2.17.6
-          - os: ubuntu-latest
-            version: stable-v2.18.4
-          - os: macos-latest
-            version: stable-v2.18.4
           - os: ubuntu-latest
             version: stable-v2.19.4
           - os: macos-latest
@@ -83,6 +75,14 @@ jobs:
             version: stable-v2.22.4
           - os: macos-latest
             version: stable-v2.22.4
+          - os: ubuntu-latest
+            version: stable-v2.23.9
+          - os: macos-latest
+            version: stable-v2.23.9
+          - os: ubuntu-latest
+            version: stable-v2.24.3
+          - os: macos-latest
+            version: stable-v2.24.3
           - os: ubuntu-latest
             version: default
           - os: macos-latest
diff --git a/.github/workflows/__rust.yml b/.github/workflows/__rust.yml
index 92793f54a..1c3d18d16 100644
--- a/.github/workflows/__rust.yml
+++ b/.github/workflows/__rust.yml
@@ -40,7 +40,7 @@ jobs:
       matrix:
         include:
           - os: ubuntu-latest
-            version: stable-v2.19.3
+            version: stable-v2.19.4
           - os: ubuntu-latest
             version: stable-v2.22.1
           - os: ubuntu-latest
diff --git a/pr-checks/checks/rust.yml b/pr-checks/checks/rust.yml
index c19fc986d..8589ba80e 100644
--- a/pr-checks/checks/rust.yml
+++ b/pr-checks/checks/rust.yml
@@ -2,7 +2,7 @@ name: "Rust analysis"
 description: "Tests creation of a Rust database"
 versions:
   # experimental rust support introduced, requires action to set `CODEQL_ENABLE_EXPERIMENTAL_FEATURES`
-  - stable-v2.19.3
+  - stable-v2.19.4
   # first public preview version
   - stable-v2.22.1
   - linked
diff --git a/pr-checks/sync.ts b/pr-checks/sync.ts
index e46fca248..ccf086977 100755
--- a/pr-checks/sync.ts
+++ b/pr-checks/sync.ts
@@ -97,10 +97,6 @@ type LanguageSetups = Partial<Record<BuiltInLanguage, LanguageSetup>>;
 // The default set of CodeQL Bundle versions to use for the PR checks.
 const defaultTestVersions = [
   // The oldest supported CodeQL version. If bumping, update `CODEQL_MINIMUM_VERSION` in `codeql.ts`
-  "stable-v2.17.6",
-  // The last CodeQL release in the 2.18 series.
-  "stable-v2.18.4",
-  // The last CodeQL release in the 2.19 series.
   "stable-v2.19.4",
   // The last CodeQL release in the 2.20 series.
   "stable-v2.20.7",
@@ -108,6 +104,10 @@ const defaultTestVersions = [
   "stable-v2.21.4",
   // The last CodeQL release in the 2.22 series.
   "stable-v2.22.4",
+  // The last CodeQL release in the 2.23 series.
+  "stable-v2.23.9",
+  // The last CodeQL release in the 2.24 series.
+  "stable-v2.24.3",
   // The default version of CodeQL for Dotcom, as determined by feature flags.
   "default",
   // The version of CodeQL shipped with the Action in `defaults.json`. During the release process