{"id":"CVE-2021-37457","aliases":["EUVD-2021-24022","GHSA-mmq7-4wfx-jq6v"],"status":"published","title":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","description":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00622,"percentile":0.50367,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-07-25T20:11:10Z","modified":"2026-06-17T04:00:35Z","products":[{"vendor":"nchsoftware","product":"axon_pbx"}],"references":[{"url":"https://www.nch.com.au/pbx/index.html","tags":["x_refsource_MISC","x_transferred","Product"]},{"url":"https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_XSS.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37457"},{"url":"https://github.com/advisories/GHSA-mmq7-4wfx-jq6v"}],"sources":{"cve":[{"id":"CVE-2021-37457","description":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","status":"published","published":"2021-07-25T20:11:10Z","modified":"2024-08-04T01:16:04.028Z","updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-24022","description":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","status":"published","published":"2021-07-25T20:11:10Z","modified":"2024-08-04T01:16:04Z","updated_at":"2026-11-03T03:24:27.254804Z"}],"ghsa":[{"id":"GHSA-mmq7-4wfx-jq6v","title":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","description":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","status":"published","published":"2022-05-24T19:09:08Z","modified":"2023-01-30T05:00:58Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:18.635114Z"}],"nvd":[{"id":"CVE-2021-37457","description":"Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored).","status":"published","published":"2021-07-25T21:15:08.013Z","modified":"2026-06-17T04:00:35.647Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:56.185362Z"}]}}