{"id":"CVE-2021-23446","aliases":["EUVD-2021-2071","GHSA-hf66-r44g-p7j9"],"status":"published","title":"Regular Expression Denial of Service (ReDoS)","description":"The package handsontable before 10.0.0; the package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in Handsontable.helper.isNumeric function.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.02958,"percentile":0.87392,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1333"],"published":"2021-09-29T16:45:28Z","modified":"2026-10-20T10:54:11Z","fixes":[{"ecosystem":"npm","package":"handsontable","fixed_in":["10.0.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"handsontable","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.0.0"}]}]},{"source":"osv","ecosystem":"npm","package":"handsontable","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"10.0.0"}]}]}],"products":[{"vendor":"handsontable","product":"handsontable"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-HANDSONTABLE-1726770","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://snyk.io/vuln/SNYK-DOTNET-HANDSONTABLE-1726793","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBHANDSONTABLE-1726794","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1726795","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1726796","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1726797","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://github.com/handsontable/handsontable/issues/8752","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/handsontable/handsontable/pull/8742","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23446","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hf66-r44g-p7j9"},{"url":"https://github.com/handsontable/handsontable","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-23446","title":"Regular Expression Denial of Service (ReDoS)","description":"The package handsontable before 10.0.0; the package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in Handsontable.helper.isNumeric function.","status":"published","published":"2021-09-29T16:45:28.726Z","modified":"2024-09-16T19:31:26.679Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-2071","description":"The package handsontable before 10.0.0; the package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in Handsontable.helper.isNumeric function.","status":"published","published":"2021-09-29T16:45:28Z","modified":"2024-09-16T19:31:26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:55:22.355392Z"}],"ghsa":[{"id":"GHSA-hf66-r44g-p7j9","title":"Inefficient Regular Expression Complexity in handsontable","description":"The package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in `Handsontable.helper.isNumeric` function.","status":"published","published":"2021-09-30T17:10:46Z","modified":"2023-09-05T23:21:06Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:37:02.632342Z"}],"nvd":[{"id":"CVE-2021-23446","description":"The package handsontable before 10.0.0; the package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in Handsontable.helper.isNumeric function.","status":"published","published":"2021-09-29T17:15:06.987Z","modified":"2026-06-17T03:38:46.66Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:06:59.314106Z"}],"osv":[{"id":"CVE-2021-23446","description":"The package handsontable before 10.0.0; the package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in Handsontable.helper.isNumeric function.","status":"published","published":"2021-09-29T17:15:06.987Z","modified":"2026-10-20T10:54:11.588666198Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:18.778776Z"},{"id":"GHSA-hf66-r44g-p7j9","title":"Inefficient Regular Expression Complexity in handsontable","description":"The package handsontable from 0 and before 10.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) in `Handsontable.helper.isNumeric` function.","status":"published","published":"2021-09-30T17:10:46Z","modified":"2025-01-14T09:12:04.220313Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T15:46:48.920784Z"}]}}