{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-09T19:55:57.180","vulnerabilities":[{"cve":{"id":"CVE-2023-22486","sourceIdentifier":"security-advisories@github.com","published":"2023-01-26T21:18:12.363","lastModified":"2024-11-21T07:44:54.247","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. Versions prior to 0.29.0.gfm.7 contain a  polynomial time complexity issue in handle_close_bracket that may lead to unbounded resource exhaustion and subsequent denial of service. This vulnerability has been patched in 0.29.0.gfm.7."},{"lang":"es","value":"cmark-gfm es la bifurcación de GitHub de cmark, una librería y programa de análisis y representación de CommonMark en C. Las versiones anteriores a 0.29.0.gfm.7 contienen un problema de complejidad de tiempo polinomial en handle_close_bracket que puede provocar un agotamiento ilimitado de los recursos y una posterior denegación de servicio. Esta vulnerabilidad ha sido parcheada en 0.29.0.gfm.7."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","baseScore":3.5,"baseSeverity":"LOW","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":2.1,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-400"},{"lang":"en","value":"CWE-407"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-400"},{"lang":"en","value":"CWE-407"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:github:cmark-gfm:*:*:*:*:*:*:*:*","versionEndExcluding":"0.29.0.gfm.7","matchCriteriaId":"BEFD0856-0CFF-4D0F-B9D5-02F4A537C5CE"}]}]}],"references":[{"url":"https://github.com/github/cmark-gfm/security/advisories/GHSA-r572-jvj2-3m8p","source":"security-advisories@github.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/github/cmark-gfm/security/advisories/GHSA-r572-jvj2-3m8p","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}