{"id":"CVE-2021-42534","aliases":["EUVD-2021-29503","GHSA-mx7v-jfp8-4wr2"],"status":"published","title":"Trane Building Automation Controllers Cross-site Scripting","description":"The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00607,"percentile":0.49373,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-10-22T13:17:15Z","modified":"2026-06-17T04:09:46Z","products":[{"vendor":"trane","product":"tracer sc"},{"vendor":"trane","product":"tracer_sc_firmware"}],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-292-02","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42534"},{"url":"https://github.com/advisories/GHSA-mx7v-jfp8-4wr2"}],"sources":{"cve":[{"id":"CVE-2021-42534","title":"Trane Building Automation Controllers Cross-site Scripting","description":"The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.","status":"published","published":"2021-10-22T13:17:15.735Z","modified":"2024-09-16T23:52:08.538Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29503","description":"The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.","status":"published","published":"2021-10-22T13:17:15Z","modified":"2024-09-16T23:52:08Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:29:04.415682Z"}],"ghsa":[{"id":"GHSA-mx7v-jfp8-4wr2","title":"The affected product’s web application does not properly neutralize the input during webpage...","description":"The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.","status":"published","published":"2022-05-24T22:28:48Z","modified":"2023-01-30T05:06:12Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:26.771464Z"}],"nvd":[{"id":"CVE-2021-42534","description":"The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.","status":"published","published":"2021-10-22T14:15:08.69Z","modified":"2026-06-17T04:09:46.927Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:00.137719Z"}]}}