diff --git a/src/main/java/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource.java b/src/main/java/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource.java
index 2c2f969a4..13f8855fc 100644
--- a/src/main/java/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource.java
+++ b/src/main/java/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource.java
@@ -121,6 +121,7 @@
 import org.kohsuke.stapler.DataBoundConstructor;
 import org.kohsuke.stapler.DataBoundSetter;
 import org.kohsuke.stapler.QueryParameter;
+import org.kohsuke.stapler.interceptor.RequirePOST;
 
 /**
  * SCM source implementation for Bitbucket.
@@ -1191,6 +1192,7 @@ public ListBoxModel doFillCredentialsIdItems(@AncestorInPath SCMSourceOwner cont
         }
 
         @SuppressWarnings("unused") // used By stapler
+        @RequirePOST
         public ListBoxModel doFillRepositoryItems(@AncestorInPath SCMSourceOwner context,
                                                   @QueryParameter String serverUrl,
                                                   @QueryParameter String credentialsId,
diff --git a/src/test/java/com/cloudbees/jenkins/plugins/bitbucket/Security2467Test.java b/src/test/java/com/cloudbees/jenkins/plugins/bitbucket/Security2467Test.java
new file mode 100644
index 000000000..a3ed55c1e
--- /dev/null
+++ b/src/test/java/com/cloudbees/jenkins/plugins/bitbucket/Security2467Test.java
@@ -0,0 +1,39 @@
+package com.cloudbees.jenkins.plugins.bitbucket;
+
+import com.gargoylesoftware.htmlunit.html.HtmlPage;
+import java.net.HttpURLConnection;
+import jenkins.model.Jenkins;
+import org.jenkinsci.plugins.workflow.multibranch.WorkflowMultiBranchProject;
+import org.junit.Rule;
+import org.junit.Test;
+import org.jvnet.hudson.test.Issue;
+import org.jvnet.hudson.test.JenkinsRule;
+import org.jvnet.hudson.test.MockAuthorizationStrategy;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.Matchers.is;
+
+public class Security2467Test {
+
+    @Rule
+    public JenkinsRule j = new JenkinsRule();
+
+    @Issue("SECURITY-2467")
+    @Test
+    public void doFillRepositoryItemsWhenInvokedUsingGetMethodThenReturnMethodNotAllowed() throws Exception {
+        String admin = "Admin";
+        String projectName = "p";
+        WorkflowMultiBranchProject pr = j.jenkins.createProject(WorkflowMultiBranchProject.class, projectName);
+        j.jenkins.setSecurityRealm(j.createDummySecurityRealm());
+        j.jenkins.setAuthorizationStrategy(new MockAuthorizationStrategy().
+                grant(Jenkins.ADMINISTER).everywhere().to(admin));
+
+        JenkinsRule.WebClient webClient = j.createWebClient().withThrowExceptionOnFailingStatusCode(false);
+        webClient.login(admin);
+        HtmlPage htmlPage = webClient.goTo("job/" + projectName +"/descriptorByName/com.cloudbees.jenkins.plugins.bitbucket.BitbucketSCMSource/fillRepositoryItems?serverUrl=http://hacker:9000&credentialsId=ID_Admin&repoOwner=admin");
+
+        assertThat(htmlPage.getWebResponse().getStatusCode(), is(HttpURLConnection.HTTP_BAD_METHOD));
+        assertThat(htmlPage.getWebResponse().getContentAsString(), containsString("This URL requires POST"));
+    }
+}