{"id":"CVE-2026-2891","aliases":["EUVD-2026-41005","GHSA-gvgx-6fx4-x6g9"],"status":"published","title":"Poly Voice Devices (CCX, Trio, Edge E) – Potential Denial of Service","description":"The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.","severity":{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00428,"percentile":0.37312,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2026-07-01T14:08:45Z","modified":"2026-07-02T17:47:43Z","products":[{"vendor":"hp inc","product":"ccx"},{"vendor":"hp inc","product":"edge e"},{"vendor":"hp inc","product":"trio c60"},{"vendor":"poly","product":"trio c60"}],"references":[{"url":"https://support.hp.com/us-en/document/ish_15222895-15222917-16/hpsbpy04096"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2891"},{"url":"https://github.com/advisories/GHSA-gvgx-6fx4-x6g9"}],"sources":{"cve":[{"id":"CVE-2026-2891","title":"Poly Voice Devices (CCX, Trio, Edge E) – Potential Denial of Service","description":"The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.","status":"published","published":"2026-07-01T14:08:45.511Z","modified":"2026-07-01T14:55:54.454Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T13:48:35.749498Z"}],"euvd":[{"id":"EUVD-2026-41005","description":"The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.","status":"published","published":"2026-07-01T14:08:45Z","modified":"2026-07-01T14:55:54Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T18:20:19.829772Z"}],"ghsa":[{"id":"GHSA-gvgx-6fx4-x6g9","title":"The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect...","description":"The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.","status":"published","published":"2026-07-01T15:35:20Z","modified":"2026-07-01T15:35:27Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:09:08.409779Z"}],"nvd":[{"id":"CVE-2026-2891","description":"The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.","status":"published","published":"2026-07-01T15:17:06.96Z","modified":"2026-07-02T17:47:43.557Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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":"high","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:12:27.199837Z"}]}}