{"id":"GHSA-qpgm-gjgf-8c2x","aliases":["CVE-2023-33195"],"title":"Craft CMS XSS in RSS widget feed","description":"### Summary\nA malformed RSS feed can deliver an XSS payload\n\n### PoC\nCreate an RSS widget and add the domain https://blog.whitebear.vn/file/rss-xss2.rss\nThe XSS payload will be triggered by the title in tag `<item>`\n\nResolved in https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f\n","severity":"medium","score":6.1,"published":"2023-05-26T13:55:00.000Z","modified":"2026-09-10T03:50:08.197Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"craftcms/cms","ranges":[{"events":[{"introduced":"4.3.0"},{"fixed":"4.4.6"}],"type":"ECOSYSTEM"}],"versions":["4.3.0","4.3.1","4.3.10","4.3.11","4.3.2","4.3.2.1","4.3.3","4.3.4","4.3.5","4.3.6","4.3.6.1","4.3.7","4.3.7.1","4.3.8","4.3.8.1","4.3.8.2","4.3.9","4.4.0","4.4.0-beta.1","4.4.0-beta.2","4.4.0-beta.3","4.4.0-beta.4","4.4.0-beta.5","4.4.0-beta.6","4.4.0-beta.7","4.4.1","4.4.2","4.4.3","4.4.4","4.4.5"],"fixed":["4.4.6"]}],"sourceAffected":[],"references":["https://github.com/craftcms/cms/security/advisories/GHSA-qpgm-gjgf-8c2x","https://nvd.nist.gov/vuln/detail/CVE-2023-33195","https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f","https://github.com/craftcms/cms","https://github.com/craftcms/cms/releases/tag/4.4.6"],"sources":[{"name":"OSV","id":"GHSA-qpgm-gjgf-8c2x","modified":"2026-09-10T03:50:08.197181100Z","url":"https://osv.dev/vulnerability/GHSA-qpgm-gjgf-8c2x"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1}]}