diff --git a/package/mosquitto/mosquitto.hash b/package/mosquitto/mosquitto.hash
index 6c102ebaa5..82bf5c6da7 100644
--- a/package/mosquitto/mosquitto.hash
+++ b/package/mosquitto/mosquitto.hash
@@ -1,2 +1,3 @@
 # Locally computed:
 sha512  75e6105498869ab13265df7a0bea6052c014d59d0c0efb61162d8257d34c0153fce32130e84c28e99fd494f374949aac5e01c19f7439c2eea575b52ef1179c3c  mosquitto-1.4.12.tar.gz
+sha256  06abd1206e548ac2378dd96f5434cb3e40ed77cecb6a9c37fbabab0b0f1360e5  mosquitto-1.4.x_cve-2017-9868.patch
diff --git a/package/mosquitto/mosquitto.mk b/package/mosquitto/mosquitto.mk
index a9eb5b02f3..829984896f 100644
--- a/package/mosquitto/mosquitto.mk
+++ b/package/mosquitto/mosquitto.mk
@@ -9,6 +9,8 @@ MOSQUITTO_SITE = http://mosquitto.org/files/source
 MOSQUITTO_LICENSE = EPL-1.0 or EDLv1.0
 MOSQUITTO_LICENSE_FILES = LICENSE.txt epl-v10 edl-v10
 MOSQUITTO_INSTALL_STAGING = YES
+MOSQUITTO_PATCH = \
+	https://mosquitto.org/files/cve/2017-9868/mosquitto-1.4.x_cve-2017-9868.patch
 
 MOSQUITTO_MAKE_OPTS = \
 	UNAME=Linux \