1 files changed, 7 insertions, 4 deletions

diff --git a/src/daemon/internal.c b/src/daemon/internal.c
index 16b39df0..3b0a5441 100644
--- a/src/daemon/internal.c
+++ b/src/daemon/internal.c
@@ -121,7 +121,9 @@ MHD_http_unescape (void *cls,
 {
   char *rpos = val;
   char *wpos = val;
+  char *end;
   unsigned int num;
+  char buf3[3];
 
   while ('\0' != *rpos)
     {
@@ -133,10 +135,11 @@ MHD_http_unescape (void *cls,
           rpos++;
           break;
         case '%':
-          if ( (1 == SSCANF (&rpos[1],
-                             "%2x", &num)) ||
-               (1 == SSCANF (&rpos[1],
-                             "%2X", &num)) )
+          buf3[0] = rpos[1];
+          buf3[1] = rpos[2];
+          buf3[2] = '\0';
+          num = strtoul (buf3, &end, 16);
+          if ('\0' == *end)
             {
               *wpos = (unsigned char) num;
               wpos++;