Adobe XMP Toolkit versions 2022.06 is affected by a Uncontrolled Resource Consumption vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

References:

https://helpx.adobe.com/security/products/xmpcore/apsb23-45.html