5.10.12

• Added craft\helpers\Gql::isMutation(). (#19285)
• Fixed an error that could occur when saving an element with an eager-loaded relation field value. (#19280)
• Fixed a bug where bulk entry moves could assign entries to sections that didn’t support their entry types. (#19268)
• Fixed a bug where admin tables’ action buttons could fire when rendering. (#19255)
• Fixed an error that occurred when using the null-safe operator in a Twig template. (#19279)
• Fixed a bug where GraphQL mutation queries could be cached. (#19285)
• Fixed a bug where custom element index pages were getting included in the control panel navigation, even if they only contained sources that the current user didn’t have access to. (#19289)
• Fixed high-severity RCE vulnerabilities.
• Fixed a moderate-severity permission escalation vulnerability.
• Fixed a low-severity information disclosure vulnerability.