{"id":"CVE-2026-73226","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-73226","summary":"electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.186, electerm allows an authenticated WebSocket client to invoke unintended internal…","details":"electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.186, electerm allows an authenticated WebSocket client to invoke unintended internal functions through client-controlled func values in upgrade-func in src/app/server/dispatch-center.js and handleFs in src/app/server/fs.js, exposing Upgrade and fsExport methods that can execute commands, open files, mutate the filesystem, or terminate the process. This issue is fixed in version 3.15.186.","published":"2026-08-11T19:18:52.320","modified":"2026-08-11T19:18:52.320","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/electerm/electerm/commit/b1729eb67a4cd9cf1182de69dc2c8e051931740f","label":"electerm/electerm@b1729eb"},"references":[{"type":"WEB","url":"https://github.com/electerm/electerm/commit/b1729eb67a4cd9cf1182de69dc2c8e051931740f"},{"type":"WEB","url":"https://github.com/electerm/electerm/pull/4447"},{"type":"WEB","url":"https://github.com/electerm/electerm/releases/tag/v3.15.186"},{"type":"WEB","url":"https://github.com/electerm/electerm/security/advisories/GHSA-8chw-jwc5-8587"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-11T19:18:52.320"}}