CVE-2026-55639

xrdp is an open source RDP server. Versions 0.10.6 and prior contain a vulnerability concerning the parsing of Client Security Data within the Client MCS Connect Initial PDU with GCC Conference Create Request during the connection sequence. During the initial capability and security negotiation...

CVE-2026-55639

CVE-2026-55639 affects xrdp up to version 0.10.6, where the parser for Client Security Data in GCC Conference Create Request within the Client MCS Connect Initial PDU lacks proper length validation during initial capability/security negotiation. A remote, unauthenticated attacker could send a cra...