{"id":"CVE-2026-115740","title":"Server side request forgery vulnerability exists in the DLP on-prem extensions version 11.13.1 and earlier allows the file Prefix parameter in the OpenEventEvidenceFile.do endpoint accepts arbitrary UNC paths without validation","summary":"Server side request forgery vulnerability exists in the DLP on-prem extensions version 11.13.1 and earlier allows the file Prefix parameter in the OpenEventEvidenceFile.do endpoint accepts arbitrary UNC paths without validation. The serv…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","cvssSource":"cna","cwe":["CWE-918"],"vendor":"Trellix","product":"DLP on-prem extensions","affected":["dlp_on-prem_extensions 11.13.1 and earlier"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T17:08:29.386652Z"},"published":"2026-11-05","updated":"2026-11-05","sourceUpdated":"2026-11-05T17:08:34.529Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115740","references":[{"url":"https://support.trellix.com/s/article/000015949"}],"tags":["cve.org"],"ingestedAt":"2026-11-05T22:38:31.424Z","slug":"CVE-2026-115740","body":"## Overview\n\nServer side request forgery vulnerability exists in the DLP on-prem extensions version 11.13.1 and earlier allows the file Prefix parameter in the OpenEventEvidenceFile.do endpoint accepts arbitrary UNC paths without validation. The server-side code attempts to open the specified file path, causing Windows to resolve the hostname and initiate SMB authentication to the attacker-controlled host.\n\n## Affected\n\n- `dlp_on-prem_extensions 11.13.1 and earlier`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}