3 files changed, 41 insertions, 0 deletions
diff --git a/sfx2/Library_sfx.mk b/sfx2/Library_sfx.mk
index 8f386caaa283..bf1dbea7b3c3 100644
--- a/sfx2/Library_sfx.mk
+++ b/sfx2/Library_sfx.mk
@@ -69,6 +69,9 @@ $(eval $(call gb_Library_use_libraries,sfx,\
 
 $(eval $(call gb_Library_use_externals,sfx,\
     boost_headers \
+    icu_headers \
+    icui18n \
+    icuuc \
     libxml2 \
     orcus \
     orcus-parser\
diff --git a/sfx2/source/inc/eventsupplier.hxx b/sfx2/source/inc/eventsupplier.hxx
index be6421416939..4624ed8b4907 100644
--- a/sfx2/source/inc/eventsupplier.hxx
+++ b/sfx2/source/inc/eventsupplier.hxx
@@ -86,6 +86,10 @@ public:
                                     ::comphelper::NamedValueCollection& o_normalizedDescriptor,
                                     SfxObjectShell* i_document );
     static void Execute( css::uno::Any const & aEventData, const css::document::DocumentEvent& aTrigger, SfxObjectShell* pDoc );
+
+private:
+    /// Check if script URL whitelist exists, and if so, if current script url is part of it
+    static bool isScriptURLAllowed(const OUString& aScriptURL);
 };
 
 #endif
diff --git a/sfx2/source/notify/eventsupplier.cxx b/sfx2/source/notify/eventsupplier.cxx
index e21130d6022c..12bf1ce828e5 100644
--- a/sfx2/source/notify/eventsupplier.cxx
+++ b/sfx2/source/notify/eventsupplier.cxx
@@ -23,6 +23,7 @@
 #include <com/sun/star/document/XScriptInvocationContext.hpp>
 #include <com/sun/star/util/URL.hpp>
 #include <com/sun/star/frame/Desktop.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
 #include <com/sun/star/util/URLTransformer.hpp>
 #include <com/sun/star/util/XURLTransformer.hpp>
 #include <com/sun/star/uno/XInterface.hpp>
@@ -39,6 +40,7 @@
 #include <comphelper/processfactory.hxx>
 #include <comphelper/namedvaluecollection.hxx>
 #include <comphelper/sequence.hxx>
+#include <officecfg/Office/Common.hxx>
 #include <eventsupplier.hxx>
 
 #include <sfx2/app.hxx>
@@ -49,6 +51,10 @@
 #include <sfx2/frame.hxx>
 #include <macroloader.hxx>
 
+#include <unicode/errorcode.h>
+#include <unicode/regex.h>
+#include <unicode/unistr.h>
+
 using namespace css;
 using namespace ::com::sun::star;
 
@@ -178,6 +184,31 @@ namespace
     }
 }
 
+bool SfxEvents_Impl::isScriptURLAllowed(const OUString& aScriptURL)
+{
+    boost::optional<css::uno::Sequence<OUString>> allowedEvents(
+        officecfg::Office::Common::Security::Scripting::AllowedDocumentEventURLs::get());
+    // When AllowedDocumentEventURLs is empty, all event URLs are allowed
+    if (!allowedEvents)
+        return true;
+
+    icu::ErrorCode status;
+    const uint32_t rMatcherFlags = UREGEX_CASE_INSENSITIVE;
+    icu::UnicodeString usInput(aScriptURL.getStr());
+    const css::uno::Sequence<OUString>& rAllowedEvents = *allowedEvents;
+    for (auto const& allowedEvent : rAllowedEvents)
+    {
+        icu::UnicodeString usRegex(allowedEvent.getStr());
+        icu::RegexMatcher rmatch1(usRegex, usInput, rMatcherFlags, status);
+        if (aScriptURL.startsWith(allowedEvent) || rmatch1.matches(status))
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
 void SfxEvents_Impl::Execute( uno::Any const & aEventData, const document::DocumentEvent& aTrigger, SfxObjectShell* pDoc )
 {
     uno::Sequence < beans::PropertyValue > aProperties;
@@ -216,6 +247,9 @@ void SfxEvents_Impl::Execute( uno::Any const & aEventData, const document::Docum
     if (aScript.isEmpty())
         return;
 
+    if (!isScriptURLAllowed(aScript))
+        return;
+
     if (!pDoc)
         pDoc = SfxObjectShell::Current();