{"id":"CVE-2021-23446","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-23446","generatedAt":"2026-10-27T23:30:01.895Z","title":"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.","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.","published":"2021-09-29T17:15:07.000Z","lastModified":"2026-06-17T03:38:47.000Z","status":"Modified","sourceIdentifier":"report@snyk.io","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-1333"],"affected":["handsontable/handsontable"],"epss":{"score":0.02958,"percentile":0.87097,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/handsontable/handsontable/issues/8752","tags":["Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://github.com/handsontable/handsontable/pull/8742","tags":["Patch","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://snyk.io/vuln/SNYK-DOTNET-HANDSONTABLE-1726793","tags":["Exploit","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1726795","tags":["Exploit","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1726796","tags":["Exploit","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBHANDSONTABLE-1726794","tags":["Exploit","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1726797","tags":["Exploit","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://snyk.io/vuln/SNYK-JS-HANDSONTABLE-1726770","tags":["Exploit","Third Party Advisory"],"source":"report@snyk.io"},{"url":"https://github.com/handsontable/handsontable/issues/8752","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/handsontable/handsontable/pull/8742","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://snyk.io/vuln/SNYK-DOTNET-HANDSONTABLE-1726793","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1726795","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1726796","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBHANDSONTABLE-1726794","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1726797","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://snyk.io/vuln/SNYK-JS-HANDSONTABLE-1726770","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-23446","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}