{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-2327","assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","state":"PUBLISHED","assignerShortName":"snyk","dateReserved":"2026-02-11T07:02:27.771Z","datePublished":"2026-02-12T05:00:07.369Z","dateUpdated":"2026-02-12T14:41:53.714Z"},"containers":{"cna":{"metrics":[{"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","exploitCodeMaturity":"PROOF_OF_CONCEPT","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P"},"cvssV4_0":{"version":"4.0","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","exploitMaturity":"PROOF_OF_CONCEPT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"}}],"credits":[{"value":"Duc Le Trung","lang":"en"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1333","description":"Regular Expression Denial of Service (ReDoS)","lang":"en"}]}],"providerMetadata":{"orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","shortName":"snyk","dateUpdated":"2026-02-12T05:00:07.369Z"},"descriptions":[{"value":"Versions of the package markdown-it from 13.0.0 and before 14.1.1 are vulnerable to Regular Expression Denial of Service (ReDoS) due to the use of the regex /\\*+$/ in the linkify function. An attacker can supply a long sequence of * characters followed by a non-matching character, which triggers excessive backtracking and may lead to a denial-of-service condition.","lang":"en"}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-MARKDOWNIT-10666750"},{"url":"https://gist.github.com/ltduc147/c9abecae1b291ede4f692f2ab988c917"},{"url":"https://github.com/markdown-it/markdown-it/blob/14.1.0/lib/rules_inline/linkify.mjs%23L33"},{"url":"https://github.com/markdown-it/markdown-it/commit/4b4bbcae5e0990a5b172378e507b33a59012ed26"}],"affected":[{"product":"markdown-it","versions":[{"version":"13.0.0","lessThan":"14.1.1","status":"affected","versionType":"semver"}],"vendor":"n/a"}]},"adp":[{"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-MARKDOWNIT-10666750","tags":["exploit"]},{"url":"https://gist.github.com/ltduc147/c9abecae1b291ede4f692f2ab988c917","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-12T14:41:31.205349Z","id":"CVE-2026-2327","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-12T14:41:53.714Z"}}]}}