{"id":"CVE-2026-73660","summary":"FreePBX: Authenticated TTS AGI Command Injection Through TTS Name","details":"FreePBX is an open source IP PBX. Prior to 16.0.6 and 17.0.5.4, the FreePBX Text-To-Speech module allows an authenticated administrator to save a TTS destination name that is HTML-encoded for storage, decoded during dialplan generation, passed as an AGI argument, and used to build filenames inside agi-bin/propolys-tts.agi. The TTS destination name reaches a raw shell-command execution path, allowing arbitrary operating-system command execution as the asterisk service user. This issue is fixed in versions 16.0.6 and 17.0.5.4.","aliases":["GHSA-hg3v-m857-mvw9"],"modified":"2026-08-19T03:31:07.392361748Z","published":"2026-08-13T21:23:01.070Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73660.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-78"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73660.json"},{"type":"ADVISORY","url":"https://github.com/FreePBX/security-reporting/security/advisories/GHSA-hg3v-m857-mvw9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73660"},{"type":"FIX","url":"https://github.com/FreePBX/tts/commit/37cf0dd3e9ceb4a32e09a2fca6a145320245c0a0"},{"type":"FIX","url":"https://github.com/FreePBX/tts/commit/4057410439e66d8be2b47c6358de5fab498bbc21"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/freepbx/tts","events":[{"introduced":"0"},{"introduced":"34af437daf9070823609a2ed674d68753474202d"},{"fixed":"8de28e6f71c13692d25a5ef0cf7f0f0bcec92f0c"},{"fixed":"83bff3dc2c433dd6fdf8539728d39562b5e576b1"},{"fixed":"37cf0dd3e9ceb4a32e09a2fca6a145320245c0a0"},{"fixed":"4057410439e66d8be2b47c6358de5fab498bbc21"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"16.0.6"},{"introduced":"17.0.1"},{"fixed":"17.0.5.4"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["release/17.0.5.3","release/16.0.5","release/17.0.5.2","release/17.0.5.1","release/17.0.5","release/17.0.4","release/16.0.4","release/17.0.3","release/16.0.3","release/17.0.2","release/17.0.1.1","release/17.0.1","release/16.0.2","release/15.0.11","release/16.0.1","release/15.0.10","release/15.0.9","release/15.0.8","release/15.0.7","release/15.0.6","release/15.0.5","release/15.0.4","release/15.0.3","release/15.0.2","release/13.0.10","release/13.0.9","release/13.0.8","release/13.0.7","release/13.0.6","release/13.0.5","release/13.0.3","release/13.0.2","release/13.0.1alpha1","release/2.11.0.10","release/2.11.0.9","release/2.11.0.7"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73660.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}]}