diff --git a/app/services/user_destroyer.rb b/app/services/user_destroyer.rb
index 0936d5cffa4..15bd0bb5e43 100644
--- a/app/services/user_destroyer.rb
+++ b/app/services/user_destroyer.rb
@@ -137,6 +137,14 @@ class UserDestroyer
           reviewable.perform(@actor, :agree_and_keep)
         end
       end
+
+    ReviewablePost
+      .where(target_created_by: user)
+      .find_each do |reviewable|
+        if reviewable.actions_for(@guardian).has?(:reject_and_delete)
+          reviewable.perform(@actor, :reject_and_delete)
+        end
+      end
   end
 
   def delete_posts(user, category_topic_ids, opts)
diff --git a/spec/services/user_destroyer_spec.rb b/spec/services/user_destroyer_spec.rb
index 46df20a9a75..1816993a066 100644
--- a/spec/services/user_destroyer_spec.rb
+++ b/spec/services/user_destroyer_spec.rb
@@ -203,6 +203,26 @@ RSpec.describe UserDestroyer do
               reviewable.reload
               expect(reviewable).to be_approved
             end
+
+            it "rejects pending posts" do
+              post = Fabricate(:post, user: user)
+              reviewable =
+                Fabricate(
+                  :reviewable,
+                  type: "ReviewablePost",
+                  target_type: "Post",
+                  target_id: post.id,
+                  created_by: Discourse.system_user,
+                  target_created_by: user,
+                )
+
+              expect(reviewable).to be_pending
+
+              destroy
+
+              reviewable.reload
+              expect(reviewable).to be_rejected
+            end
           end
         end