Craft CMS Vulnerable to Privilege Escalation/Bypass through UsersController->actionImpersonateWithToken()

Summary A low-privilege user or an unauthenticated user who has been sent a shared URL can escalate their privileges to admin by abusing UsersController-actionImpersonateWithToken. Affected users should update to Craft 4.17.6 and 5.9.12 to mitigate the issue. Details This vulnerability allows any...