{"id":"CVE-2021-21935","aliases":["EUVD-2021-9106","GHSA-fxcv-6wmm-v575"],"status":"published","title":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated...","description":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘host_alt_filter2’ parameter. This can be done as any authenticated user or through cross-site request forgery.","severity":{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01181,"percentile":0.68139,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-89"],"published":"2021-12-22T18:07:14Z","modified":"2026-06-17T03:36:23Z","products":[{"vendor":"advantech","product":"r-seenet"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1366","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21935"},{"url":"https://github.com/advisories/GHSA-fxcv-6wmm-v575"}],"sources":{"cve":[{"id":"CVE-2021-21935","description":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘host_alt_filter2’ parameter. This can be done as any authenticated user or through cross-site request forgery.","status":"published","published":"2021-12-22T18:07:14Z","modified":"2024-08-03T18:30:23.137Z","cvss":[{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:33:00.488332Z"}],"euvd":[{"id":"EUVD-2021-9106","description":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘host_alt_filter2’ parameter. This can be done as any authenticated user or through cross-site request forgery.","status":"published","published":"2021-12-22T18:07:14Z","modified":"2024-08-03T18:30:23Z","cvss":[{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-03T03:25:04.094929Z"}],"ghsa":[{"id":"GHSA-fxcv-6wmm-v575","title":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated...","description":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘host_alt_filter2’ parameter. This can be done as any authenticated user or through cross-site request forgery.","status":"published","published":"2021-12-23T00:00:50Z","modified":"2023-02-03T05:03:01Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:53:16.686347Z"}],"nvd":[{"id":"CVE-2021-21935","description":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘host_alt_filter2’ parameter. This can be done as any authenticated user or through cross-site request forgery.","status":"published","published":"2021-12-22T19:15:10.947Z","modified":"2026-06-17T03:36:23.383Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":7.7,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:07:02.566991Z"}]}}