diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb58c7ec5..e9d7271c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,5 @@
 owncloud-news (4.2.0)
-* **Security**: Fix [XEE](https://www.owasp.org/index.php/XML_External_Entity_(XXE)_Processing) vulnerability in picoFeed RSS library
+* **Security**: Fix [XEE](https://www.owasp.org/index.php/XML_External_Entity_(XXE)_Processing) vulnerability in picoFeed RSS library. All versions starting from 4.0.0 are affected
 * **Enhancement**: Add admin setting to set a custom explore service URL
 * **Enhancement**: Add explore button and show explore button on startup
 * **Enhancement**: Show a hint when no articles are available