2 lines
3.2 KiB
JSON
2 lines
3.2 KiB
JSON
{"affected":[{"affectedData":[{"defaultStatus":"unaffected","packageURL":"pkg:npm/path-to-regexp","product":"path-to-regexp","vendor":"path-to-regexp","versions":[{"lessThan":"8.4.0","status":"affected","version":"8.0.0","versionType":"semver"},{"status":"unaffected","version":"8.4.0","versionType":"semver"}]}],"source":"ce714d77-add3-4f53-aff5-83d477b104bb"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:pillarjs:path-to-regexp:*:*:*:*:*:node.js:*:*","matchCriteriaId":"DB421812-F7E3-4CC5-B02B-53CCBFDFB671","versionEndExcluding":"8.4.0","versionStartIncluding":"8.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Impact:\n\nWhen using multiple wildcards, combined with at least one parameter, a regular expression can be generated that is vulnerable to ReDoS. This backtracking vulnerability requires the second wildcard to be somewhere other than the end of the path.\n\nUnsafe examples:\n\n/*foo-*bar-:baz\n/*a-:b-*c-:d\n/x/*a-:b/*c/y\n\nSafe examples:\n\n/*foo-:bar\n/*foo-:bar-*baz\n\nPatches:\n\nUpgrade to version 8.4.0.\n\nWorkarounds:\n\nIf you are using multiple wildcard parameters, you can check the regex output with a tool such as https://makenowjust-labs.github.io/recheck/playground/ to confirm whether a path is vulnerable."},{"lang":"es","value":"Impacto:\n\nAl usar múltiples comodines, combinados con al menos un parámetro, se puede generar una expresión regular que es vulnerable a ReDoS. Esta vulnerabilidad de retroceso requiere que el segundo comodín esté en un lugar distinto al final de la ruta.\n\nEjemplos no seguros:\n\n/*foo-*bar-:baz\n/*a-:b-*c-:d\n/x/*a-:b/*c/y\n\nEjemplos seguros:\n\n/*foo-:bar\n/*foo-:bar-*baz\n\nParches:\n\nActualice a la versión 8.4.0.\n\nSoluciones alternativas:\n\nSi está utilizando múltiples parámetros comodín, puede verificar la salida de la expresión regular con una herramienta como https://makenowjust-labs.github.io/recheck/playground/ para confirmar si una ruta es vulnerable."}],"id":"CVE-2026-4923","lastModified":"2026-06-17T10:57:27.740","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.2,"impactScore":3.6,"source":"ce714d77-add3-4f53-aff5-83d477b104bb","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-4923","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-03-27T13:46:47.360477Z","version":"2.0.3"}}]},"published":"2026-03-26T19:17:08.187","references":[{"source":"ce714d77-add3-4f53-aff5-83d477b104bb","tags":["Third Party Advisory"],"url":"https://cna.openjsf.org/security-advisories.html"}],"sourceIdentifier":"ce714d77-add3-4f53-aff5-83d477b104bb","vulnStatus":"Analyzed","weaknesses":[{"description":[{"lang":"en","value":"CWE-1333"}],"source":"ce714d77-add3-4f53-aff5-83d477b104bb","type":"Secondary"}]}
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