Key Information Summary Vulnerability Overview CVE ID: CVE-2025-61488 Vulnerability Type: Server-Side Request Forgery (SSRF) Affected Version: Slims 9.3.0 (v1.0) Vulnerability Details Severity: 7.5 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N) Impact: SSRF vulnerability may lead to unauthorized access or data leakage. Trigger Point: parameter in the file. Analysis 1. Input Field: User-supplied parameter. 2. Validation Issue: Only URL format is checked; no restrictions on external domains or private IP ranges. 3. Request: Server makes HTTP requests to the user-provided URL. Proof of Concept (PoC) Constructed malicious request using Burp Suite, successfully triggered the vulnerability and retrieved internal network information. Remediation Recommendations 1. Whitelist Filtering: Allow only specific protocols and file types. 2. Block Untrusted Sources: Block local, loopback, private, or reserved IP addresses. 3. Prevent Invalid Images: Validate content type and length. 4. Enhance Input Validation: Perform additional checks on certain characters. Environment Operating System: Windows 10 Pro 64-bit Browser: Chrome Version 102.0.5005.61 User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36 Web Server: Apache/2.4.48 (Win64) OpenSSL/1.1.1k PHP/8.1.12