{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-18T07:25:49.742","vulnerabilities":[{"cve":{"id":"CVE-2021-3377","sourceIdentifier":"cve@mitre.org","published":"2021-03-05T21:15:13.263","lastModified":"2025-11-03T22:15:50.327","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"The npm package ansi_up converts ANSI escape codes into HTML. In ansi_up v4, ANSI escape codes can be used to create HTML hyperlinks. Due to insufficient URL sanitization, this feature is affected by a cross-site scripting (XSS) vulnerability. This issue is fixed in v5.0.0."},{"lang":"es","value":"El paquete npm ansi_up convierte los códigos de escape ANSI en HTML. En ansi_up versión v4, los códigos de escape ANSI pueden ser usados para crear hipervínculos HTML. Debido a un saneamiento insuficiente de la URL, esta funcionalidad está afectada por una vulnerabilidad de tipo cross-site scripting (XSS). Este problema es corregido en versión v5.0.0"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.7}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-79"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ansi_up_project:ansi_up:*:*:*:*:*:node.js:*:*","versionEndExcluding":"5.0.0","matchCriteriaId":"72350660-79B9-4D4C-8F06-70A88AE1C3AC"}]}]}],"references":[{"url":"https://doyensec.com/resources/Doyensec_Advisory_ansi_up4_XSS.pdf","source":"cve@mitre.org","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/drudru/ansi_up/commit/c8c726ed1db979bae4f257b7fa41775155ba2e27","source":"cve@mitre.org","tags":["Patch","Third Party Advisory"]},{"url":"https://doyensec.com/resources/Doyensec_Advisory_ansi_up4_XSS.pdf","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/drudru/ansi_up/commit/c8c726ed1db979bae4f257b7fa41775155ba2e27","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20241108-0002/","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}