{"id":"CVE-2025-34095","aliases":["EUVD-2025-21031","GHSA-fh7x-m234-3vg3"],"status":"published","title":"Mako Server v2.5 and v2.6 OS Command Injection via examples/save.lsp","description":"An OS command injection vulnerability exists in Mako Server versions 2.5 and 2.6, specifically within the tutorial interface provided by the examples/save.lsp endpoint. An unauthenticated attacker can send a crafted PUT request containing arbitrary Lua os.execute() code, which is then persisted on disk and triggered via a subsequent GET request to examples/manage.lsp. This allows remote command execution on the underlying operating system, impacting both Windows and Unix-based deployments.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.06219,"percentile":0.93589,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-78"],"published":"2025-07-10T19:14:30Z","modified":"2026-06-17T09:13:27Z","exploits":[{"source":"metasploit","id":"exploit/multi/http/makoserver_cmd_exec","title":"Mako Server v2.5, 2.6 OS Command Injection RCE","type":"exploit","platform":"Unix,Windows","date":"2017-09-03","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/multi/http/makoserver_cmd_exec"}],"products":[{"vendor":"real time logic","product":"mako server"}],"references":[{"url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/multi/http/makoserver_cmd_exec.rb","tags":["exploit"]},{"url":"https://www.exploit-db.com/exploits/43132","tags":["exploit"]},{"url":"https://vulncheck/advisories/mako-server-rce","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34095"},{"url":"https://github.com/advisories/GHSA-fh7x-m234-3vg3"}],"sources":{"cve":[{"id":"CVE-2025-34095","title":"Mako Server v2.5 and v2.6 OS Command Injection via examples/save.lsp","description":"An OS command injection vulnerability exists in Mako Server versions 2.5 and 2.6, specifically within the tutorial interface provided by the examples/save.lsp endpoint. An unauthenticated attacker can send a crafted PUT request containing arbitrary Lua os.execute() code, which is then persisted on disk and triggered via a subsequent GET request to examples/manage.lsp. This allows remote command execution on the underlying operating system, impacting both Windows and Unix-based deployments.","status":"published","published":"2025-07-10T19:14:30.933Z","modified":"2026-05-14T02:07:36.308Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:32:54.534202Z"}],"euvd":[{"id":"EUVD-2025-21031","description":"An OS command injection vulnerability exists in Mako Server versions 2.5 and 2.6, specifically within the tutorial interface provided by the examples/save.lsp endpoint. An unauthenticated attacker can send a crafted PUT request containing arbitrary Lua os.execute() code, which is then persisted on disk and triggered via a subsequent GET request to examples/manage.lsp. This allows remote command execution on the underlying operating system, impacting both Windows and Unix-based deployments.","status":"published","published":"2025-07-10T19:14:30Z","modified":"2026-05-14T02:07:36Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:04:32.516693Z"}],"ghsa":[{"id":"GHSA-fh7x-m234-3vg3","title":"An OS command injection vulnerability exists in Mako Server versions 2.5 and 2.6, specifically...","description":"An OS command injection vulnerability exists in Mako Server versions 2.5 and 2.6, specifically within the tutorial interface provided by the examples/save.lsp endpoint. An unauthenticated attacker can send a crafted PUT request containing arbitrary Lua os.execute() code, which is then persisted on disk and triggered via a subsequent GET request to examples/manage.lsp. This allows remote command execution on the underlying operating system, impacting both Windows and Unix-based deployments.","status":"published","published":"2025-07-10T21:31:53Z","modified":"2025-07-10T21:31:59Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:02:58.788337Z"}],"nvd":[{"id":"CVE-2025-34095","description":"An OS command injection vulnerability exists in Mako Server versions 2.5 and 2.6, specifically within the tutorial interface provided by the examples/save.lsp endpoint. An unauthenticated attacker can send a crafted PUT request containing arbitrary Lua os.execute() code, which is then persisted on disk and triggered via a subsequent GET request to examples/manage.lsp. This allows remote command execution on the underlying operating system, impacting both Windows and Unix-based deployments.","status":"published","published":"2025-07-10T20:15:24.953Z","modified":"2026-06-17T09:13:27.34Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:11:18.285862Z"}]}}