Multiple directory traversal vulnerabilities in Polycom RealPresence Resource Manager (aka RPRM) before 8.4 allow (1) remote authenticated users to read arbitrary files via a .. (dot dot) in the Modifier parameter to PlcmRmWeb/FileDownload; or remote authenticated administrators to upload arbitrary files via the (2) Filename or (3) SE_FNAME parameter to PlcmRmWeb/FileUpload or to read and remove arbitrary files via the (4) filePathName parameter in an importSipUriReservations SOAP request to PlcmRmWeb/JUserManager.
Severity
CVSS 3.0
6.5 medium
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
EPSS
4.9% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)