diff --git a/core/src/main/java/hudson/model/Executor.java b/core/src/main/java/hudson/model/Executor.java
index 2c6e66414ba97aa0d7ab1eb70738934dc7aa2a00..dfcb32a9ee6fe9a39d5518ab492694ff6e814d86 100644
--- a/core/src/main/java/hudson/model/Executor.java
+++ b/core/src/main/java/hudson/model/Executor.java
@@ -36,6 +36,7 @@ import jenkins.model.CauseOfInterruption;
 import jenkins.model.CauseOfInterruption.UserInterruption;
 import jenkins.model.InterruptedBuildAction;
 import jenkins.model.Jenkins;
+import org.acegisecurity.AccessDeniedException;
 import org.acegisecurity.Authentication;
 import org.kohsuke.stapler.HttpResponse;
 import org.kohsuke.stapler.HttpResponses;
@@ -892,6 +893,12 @@ public class Executor extends Thread implements ModelObject {
         lock.readLock().lock();
         try {
             return executable != null && getParentOf(executable).getOwnerTask().hasAbortPermission();
+        } catch(Exception ex) {
+            if (!(ex instanceof AccessDeniedException)) {
+                // Prevents UI from exploding in the case of unexpected runtime exceptions
+                LOGGER.log(WARNING, "Unhandled exception", ex);
+            }
+            return false;
         } finally {
             lock.readLock().unlock();
         }