X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fmedia_proxy%2Fmedia_proxy.ex;h=902ab1b7760015770d35c4fc2bec7edf3744789c;hb=2592b3c81a5af20536c3cc9709e3971d6cfb1e68;hp=28aacb0b1b3367e52982cfb9eead1b67cccca5c8;hpb=ca24ad2a2babed0700a38effb74910008d58f6ea;p=akkoma

diff --git a/lib/pleroma/web/media_proxy/media_proxy.ex b/lib/pleroma/web/media_proxy/media_proxy.ex
index 28aacb0b1..902ab1b77 100644
--- a/lib/pleroma/web/media_proxy/media_proxy.ex
+++ b/lib/pleroma/web/media_proxy/media_proxy.ex
@@ -14,7 +14,14 @@ defmodule Pleroma.Web.MediaProxy do
       url
     else
       secret = Application.get_env(:pleroma, Pleroma.Web.Endpoint)[:secret_key_base]
-      base64 = Base.url_encode64(url, @base64_opts)
+
+      # The URL is url-decoded and encoded again to ensure it is correctly encoded and not twice.
+      base64 =
+        url
+        |> URI.decode()
+        |> URI.encode()
+        |> Base.url_encode64(@base64_opts)
+
       sig = :crypto.hmac(:sha, secret, base64)
       sig64 = sig |> Base.url_encode64(@base64_opts)