The RSS subsystem in ILIAS 5.1.x, 5.2.x, and 5.3.x before 5.3.5 has XSS via a URI to Services/Feeds/classes/class.ilExternalFeedItem.php.
https://github.com/ILIAS-eLearning/ILIAS/commit/d0dcad1b1e729f694acd0582bc626c7c8e62b519
https://github.com/ILIAS-eLearning/ILIAS/commit/6b2217c31b6974788a5c787413454475687b44bb
https://www.ilias.de/docu/goto.php?target=st_229
Source: Mitre, NVD
Published: 2018-05-17
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00327