{"id":"GHSA-vrq4-9hc3-cgp7","aliases":["CVE-2025-32428","PYSEC-2026-365"],"title":"TigerVNC accessible via the network and not just via a UNIX socket as intended","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"CRITICAL","description":"## Summary\n\n`jupyter-remote-desktop-proxy` was meant to rely on UNIX sockets readable only by the current user since version 3.0.0, but when used with TigerVNC, the VNC server started by `jupyter-remote-desktop-proxy` were still accessible via the network.\n\nThis vulnerability does not affect users having TurboVNC as the `vncserver` executable.\n\n## Credits\n\nThis vulnerability was identified by Arne Gottwald at University of Göttingen and analyzed, reported, and reviewed by @frejanordsiek.","severity":"critical","score":9,"published":"2025-04-12T03:42:31.000Z","modified":"2026-10-27T17:30:38.257Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"PyPI","name":"jupyter-remote-desktop-proxy","sources":[{"name":"OSV · GHSA-vrq4-9hc3-cgp7","url":"https://osv.dev/vulnerability/GHSA-vrq4-9hc3-cgp7"}],"ranges":[{"events":[{"introduced":"3.0.0"},{"fixed":"3.0.1"}],"type":"ECOSYSTEM"}],"versions":["3.0.0"],"fixed":["3.0.1"]}],"sourceAffected":[],"references":["https://github.com/jupyterhub/jupyter-remote-desktop-proxy/security/advisories/GHSA-vrq4-9hc3-cgp7","https://nvd.nist.gov/vuln/detail/CVE-2025-32428","https://github.com/jupyterhub/jupyter-remote-desktop-proxy/commit/7dd54c25a4253badd8ea68895437e5a66a59090d","https://github.com/jupyterhub/jupyter-remote-desktop-proxy","https://github.com/pypa/advisory-database/tree/main/vulns/jupyter-remote-desktop-proxy/PYSEC-2026-365.yaml","https://pypi.org/project/jupyter-remote-desktop-proxy"],"sources":[{"name":"OSV","id":"GHSA-vrq4-9hc3-cgp7","modified":"2026-10-27T17:30:38.257646497Z","url":"https://osv.dev/vulnerability/GHSA-vrq4-9hc3-cgp7"}],"assessments":[{"source":"OSV","vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","score":9}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T09:15:31.408Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}