From the provided web screenshot's Markdown document, the following key information about the vulnerability can be obtained: Vulnerability Type: - SSRF (Server-Side Request Forgery) vulnerability. Affected Software and Version: - ClipperCMS-clipper_1.3.3. Vulnerability Details: - The vulnerability exists in the parameter of the interface. Exploitation Method (Proof of Concept, PoC): Acknowledgements: - Thanks to collaborators Yi-fei Gao, En-ze Wang, and Lin-jie Wu for jointly discovering this vulnerability.