DokuWiki before 2023-04-04a allows XSS via RSS titles.
https://www.github.com/splitbrain/dokuwiki/commit/53df38b0e4465894a67a5890f74a6f5f82e827de
https://huntr.dev/bounties/c6119106-1a5c-464c-94dd-ee7c5d0bece0/
https://github.com/dokuwiki/dokuwiki/pull/3967
https://github.com/dokuwiki/dokuwiki/compare/release-2023-04-04...release-2023-04-04a