GHSA-QJ6W-V29Q-4RGX MantisBT is Vulnerable to Stored XSS in Custom Field Textarea Values

Improper escaping of a textarea custom field's contents in the Update Issue page bugupdatepage.php allows an attacker to inject HTML and, if CSP settings permit, execute arbitrary JavaScript when the page is loaded. Impact Session theft leading to admin account takeover, full project data access....