Arbitrary File Deletion via Insufficient Input Validation

CVE-2026-35077 is a critical arbitrary file deletion vulnerability affecting the ugw-delete-file method. This flaw stems from insufficient validation of user-controlled input, allowing authenticated remote attackers to bypass intended access controls and delete arbitrary files on affected systems. The vulnerability carries a CVSS score of 8.1, indicating high severity. Any organization running systems with this vulnerable method is at risk, particularly in environments where user accounts have elevated privileges or where file integrity is essential for compliance and operational continuity.

While this specific CVE lacks direct MITRE ATT&CK technique mappings, Casky's Claude AI-powered platform with extended reasoning capabilities would detect the underlying attack patterns associated with Defense Evasion, Impact, and Lateral Movement tactics. Practitioners using Casky would observe findings related to CWE-73 (External Control of File Name or Path) patterns, identifying suspicious file deletion requests, anomalous access to system-critical directories, and privilege escalation attempts. The platform's 754 mapped security skills would flag insufficient input sanitization in file operation APIs, improper path traversal validation, and authentication bypass indicators—enabling security teams to correlate this vulnerability with broader attack chains before exploitation occurs.