Joomla Official News:
On April 8th, 16:00 UTC, the Joomla project will publish a security release for Joomla 4.4.x and 5.2.x that fixes a security issue. The issue was triaged as "high impact, moderate probability" by the JSST.
Please be prepared to update your sites.
https://www.joomla.org/announcements/release-news/5926-upcoming-security-release-on-april-8th.html