Craft CMS is a platform for creating digital experiences. This is a high-impact, low-complexity attack vector. Users running Craft installations before 4.4.15 are encouraged to update to at least that version to mitigate the issue. This issue has been fixed in Craft CMS 4.4.15.
https://veriti.ai/blog/vulnerable-villain-when-hackers-get-hacked/
https://github.com/craftcms/cms/security/advisories/GHSA-4w8r-3xrw-v25g
https://github.com/craftcms/cms/commit/c0a37e15cc925c473e60e27fe64054993b867ac1
https://github.com/craftcms/cms/commit/a270b928f3d34ad3bd953b81c304424edd57355e
https://github.com/craftcms/cms/commit/7359d18d46389ffac86c2af1e0cd59e37c298857
https://github.com/craftcms/cms/blob/develop/CHANGELOG.md#4415---2023-07-03-critical
http://packetstormsecurity.com/files/176303/Craft-CMS-4.4.14-Remote-Code-Execution.html