An issue was discovered in Tiny Tiny RSS (aka tt-rss) before 2020-09-16. The cached_url feature mishandles JavaScript inside an SVG document.
{ "binaries": [ { "binary_name": "tt-rss", "binary_version": "15.7+git20151123+dfsg-1ubuntu1" } ] }
{ "binaries": [ { "binary_name": "tt-rss", "binary_version": "17.1+git20170410+dfsg-2ubuntu1" } ] }
{ "binaries": [ { "binary_name": "tt-rss", "binary_version": "21~git20210204.b4cbc79+dfsg-1" } ] }
{ "binaries": [ { "binary_name": "tt-rss", "binary_version": "21~git20210204.b4cbc79+dfsg-1.2" } ] }