{"id":"CVE-2020-26306","state":"PUBLISHED","title":"GHSL-2020-296: Regular Expression Denial of Service (ReDoS) in Knwl.js","description":"Knwl.js is a Javascript library that parses through text for dates, times, phone numbers, emails, places, and more. Versions 1.0.2 and prior contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no known patches are available.","publishedAt":"2024-10-26T20:26:19.170Z","updatedAt":"2024-10-28T14:50:27.620Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Green","source":"GitHub_M"},"assigner":"GitHub_M","products":["benhmoore Knwl"],"affected":[{"vendor":"benhmoore","product":"Knwl","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0.2","versionType":"custom"}],"repo":"https://github.com/benhmoore/Knwl"}],"references":["https://securitylab.github.com/advisories/GHSL-2020-296-redos-Knwl.js/","https://github.com/benhmoore/Knwl/issues/106"],"weaknesses":["CWE-1333"],"ingestedAt":"2026-10-29T19:47:08.370Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/26xxx/CVE-2020-26306.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-26306","state":"PUBLISHED","datePublished":"2024-10-26T20:26:19.170Z","dateUpdated":"2024-10-28T14:50:27.620Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2020-10-01T00:00:00.000Z"},"containers":{"cna":{"title":"GHSL-2020-296: Regular Expression Denial of Service (ReDoS) in Knwl.js","descriptions":[{"lang":"en","value":"Knwl.js is a Javascript library that parses through text for dates, times, phone numbers, emails, places, and more. Versions 1.0.2 and prior contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no known patches are available."}],"affected":[{"vendor":"benhmoore","product":"Knwl","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0.2","versionType":"custom"}],"repo":"https://github.com/benhmoore/Knwl"}],"references":[{"url":"https://securitylab.github.com/advisories/GHSL-2020-296-redos-Knwl.js/"},{"url":"https://github.com/benhmoore/Knwl/issues/106"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"GREEN","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Green","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1333","description":"CWE-1333 Inefficient Regular Expression Complexity","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2024-10-26T20:26:19.170Z"},"source":{"advisory":"GHSL-2020-296","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"benhmoore","product":"knwl","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0.2","versionType":"custom"}],"cpes":["cpe:2.3:a:benhmoore:knwl:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-28T14:49:13.075631Z","id":"CVE-2020-26306","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-28T14:50:27.620Z"}}]}}}