From 4505bc1e587ce76683e21a41f90fb2956ed2a084 Mon Sep 17 00:00:00 2001 From: Mark Felder Date: Fri, 26 May 2023 13:23:59 -0400 Subject: [PATCH] Filter OEmbed HTML tags --- changelog.d/3891.fix | 1 + lib/pleroma/web/rich_media/parsers/o_embed.ex | 4 ++-- test/pleroma/web/rich_media/parser_test.exs | 4 ++-- 3 files changed, 5 insertions(+), 4 deletions(-) create mode 100644 changelog.d/3891.fix diff --git a/changelog.d/3891.fix b/changelog.d/3891.fix new file mode 100644 index 000000000..f1fb62d82 --- /dev/null +++ b/changelog.d/3891.fix @@ -0,0 +1 @@ +OEmbed HTML tags are now filtered diff --git a/lib/pleroma/web/rich_media/parsers/o_embed.ex b/lib/pleroma/web/rich_media/parsers/o_embed.ex index 75318d9c7..0f303176c 100644 --- a/lib/pleroma/web/rich_media/parsers/o_embed.ex +++ b/lib/pleroma/web/rich_media/parsers/o_embed.ex @@ -6,8 +6,8 @@ defmodule Pleroma.Web.RichMedia.Parsers.OEmbed do def parse(html, _data) do with elements = [_ | _] <- get_discovery_data(html), oembed_url when is_binary(oembed_url) <- get_oembed_url(elements), - {:ok, oembed_data} <- get_oembed_data(oembed_url) do - oembed_data + {:ok, oembed_data = %{"html" => html}} <- get_oembed_data(oembed_url) do + %{oembed_data | "html" => Pleroma.HTML.filter_tags(html)} else _e -> %{} end diff --git a/test/pleroma/web/rich_media/parser_test.exs b/test/pleroma/web/rich_media/parser_test.exs index ffdc4e5d7..9064138a6 100644 --- a/test/pleroma/web/rich_media/parser_test.exs +++ b/test/pleroma/web/rich_media/parser_test.exs @@ -129,7 +129,7 @@ defmodule Pleroma.Web.RichMedia.ParserTest do }} end - test "parses OEmbed" do + test "parses OEmbed and filters HTML tags" do assert Parser.parse("http://example.com/oembed") == {:ok, %{ @@ -139,7 +139,7 @@ defmodule Pleroma.Web.RichMedia.ParserTest do "flickr_type" => "photo", "height" => "768", "html" => - "\"Bacon", + "\"Bacon", "license" => "All Rights Reserved", "license_id" => 0, "provider_name" => "Flickr",