{"id":"CVE-2021-42856","aliases":["EUVD-2021-29811","GHSA-4gxc-qfxh-4hf6"],"status":"published","title":"Reflected Cross-site Scripting at DsaDataTest","description":"It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS) attack. It was noted that the Metric parameter does not have any input checks on the user input that allows an attacker to craft its own malicious payload to trigger a XSS vulnerability.","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00604,"percentile":0.49237,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-79"],"published":"2022-03-09T16:51:56Z","modified":"2026-06-17T04:10:12Z","products":[{"vendor":"aternity","product":"steelcentral appinternals dynamic sampling agent"},{"vendor":"riverbed","product":"steelcentral_appinternals_dynamic_sampling_agent"}],"references":[{"url":"https://aternity.force.com/customersuccess/s/article/Reflected-Cross-site-Scripting-at-DsaDataTest-CVE-2021-42856","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42856"},{"url":"https://github.com/advisories/GHSA-4gxc-qfxh-4hf6"}],"sources":{"cve":[{"id":"CVE-2021-42856","title":"Reflected Cross-site Scripting at DsaDataTest","description":"It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS) attack. It was noted that the Metric parameter does not have any input checks on the user input that allows an attacker to craft its own malicious payload to trigger a XSS vulnerability.","status":"published","published":"2022-03-09T16:51:56.184Z","modified":"2024-09-17T04:18:57.454Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:32:58.359368Z"}],"euvd":[{"id":"EUVD-2021-29811","description":"It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS) attack. It was noted that the Metric parameter does not have any input checks on the user input that allows an attacker to craft its own malicious payload to trigger a XSS vulnerability.","status":"published","published":"2022-03-09T16:51:56Z","modified":"2024-09-17T04:18:57Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:28:24.323088Z"}],"ghsa":[{"id":"GHSA-4gxc-qfxh-4hf6","title":"It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS)...","description":"It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS) attack. It was noted that the Metric parameter does not have any input checks on the user input that allows an attacker to craft its own malicious payload to trigger a XSS vulnerability.","status":"published","published":"2022-03-11T00:02:28Z","modified":"2023-01-27T05:00:37Z","cvss":[{"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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:41:43.230329Z"}],"nvd":[{"id":"CVE-2021-42856","description":"It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS) attack. It was noted that the Metric parameter does not have any input checks on the user input that allows an attacker to craft its own malicious payload to trigger a XSS vulnerability.","status":"published","published":"2022-03-10T17:44:07.997Z","modified":"2026-06-17T04:10:12.91Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","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-20","CWE-79"],"updated_at":"2026-11-02T14:07:05.198719Z"}]}}