{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-14T09:57:03.014","vulnerabilities":[{"cve":{"id":"CVE-2025-47154","sourceIdentifier":"cve@mitre.org","published":"2025-05-01T08:15:17.950","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[{"sourceIdentifier":"cve@mitre.org","tags":["disputed"]}],"descriptions":[{"lang":"en","value":"LibJS in Ladybird before f5a6704 mishandles the freeing of the vector that arguments_list references, leading to a use-after-free, and allowing remote attackers to execute arbitrary code via a crafted .js file. NOTE: the GitHub README says \"Ladybird is in a pre-alpha state, and only suitable for use by developers.\""},{"lang":"es","value":"LibJS en Ladybird anterior a f5a6704 gestiona incorrectamente la liberación del vector al que hace referencia arguments_list, lo que provoca un use-after-free y permite a atacantes remotos ejecutar código arbitrario mediante un archivo .js manipulado. NOTA: El README de GitHub indica que «Ladybird se encuentra en estado pre-alfa y solo es apto para desarrolladores»."}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":9.0,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":6.0}]},"weaknesses":[{"source":"cve@mitre.org","type":"Secondary","description":[{"lang":"en","value":"CWE-820"}]}],"references":[{"url":"https://github.com/LadybirdBrowser/ladybird/commit/f5a670421954fc7130c3685b713c621b29516669","source":"cve@mitre.org"},{"url":"https://jessie.cafe/posts/pwning-ladybirds-libjs/","source":"cve@mitre.org"},{"url":"https://news.ycombinator.com/item?id=43852096","source":"cve@mitre.org"},{"url":"https://jessie.cafe/posts/pwning-ladybirds-libjs/","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}}]}