CVE-2026-58056 — RustDesk - FileTransfer Session Authorization Scope Bypass
RustDesk gates incoming control messages on per-capability flags rather than on the session's authorized connection type, and a file-transfer session does not clear those flags.…
Published: 2026-06-28 · CVSS: 7.2 · CVSS 4.0
RustDesk gates incoming control messages on per-capability flags rather than on the session's authorized connection type, and a file-transfer session does not clear those flags. A peer holding only a valid FileTransfer authorization can inject keyboard and mouse input and reach the unguarded screenshot and display-capture handlers, acting outside its granted scope.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7