{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-10T16:55:45.932","vulnerabilities":[{"cve":{"id":"CVE-2024-37903","sourceIdentifier":"security-advisories@github.com","published":"2024-07-05T18:15:32.093","lastModified":"2025-06-24T16:04:05.977","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Mastodon is a self-hosted, federated microblogging platform. Starting in version 2.6.0 and prior to versions 4.1.18 and 4.2.10, by crafting specific activities, an attacker can extend the audience of a post they do not own to other Mastodon users on a target server, thus gaining access to the contents of a post not intended for them. Versions 4.1.18 and 4.2.10 contain a patch for this issue."},{"lang":"es","value":" Mastodon es una plataforma de microblogging federada y autohospedada. A partir de la versión 2.6.0 y antes de las versiones 4.1.18 y 4.2.10, al crear actividades específicas, un atacante puede ampliar la audiencia de una publicación que no es de su propiedad a otros usuarios de Mastodon en un servidor de destino, obteniendo así acceso al contenido de una publicación no destinada a ellos. Las versiones 4.1.18 y 4.2.10 contienen un parche para este problema."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":4.2}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-862"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.0","versionEndExcluding":"4.1.18","matchCriteriaId":"789AD464-8653-4C01-B623-144CC9968130"},{"vulnerable":true,"criteria":"cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2.0","versionEndExcluding":"4.2.10","matchCriteriaId":"17D6FFBE-0FB9-4AFB-B93A-F8B063B52A1A"}]}]}],"references":[{"url":"https://github.com/mastodon/mastodon/commit/a1c7aae28aecf06659c5b18cfa131b37cd1512a3","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/mastodon/mastodon/commit/d4bf22b632ea8b1174375c4966a6768ab66393b6","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/mastodon/mastodon/releases/tag/v4.1.18","source":"security-advisories@github.com","tags":["Release Notes"]},{"url":"https://github.com/mastodon/mastodon/releases/tag/v4.2.10","source":"security-advisories@github.com","tags":["Release Notes"]},{"url":"https://github.com/mastodon/mastodon/security/advisories/GHSA-xjvf-fm67-4qc3","source":"security-advisories@github.com","tags":["Vendor Advisory"]},{"url":"https://github.com/mastodon/mastodon/commit/a1c7aae28aecf06659c5b18cfa131b37cd1512a3","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://github.com/mastodon/mastodon/commit/d4bf22b632ea8b1174375c4966a6768ab66393b6","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://github.com/mastodon/mastodon/releases/tag/v4.1.18","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes"]},{"url":"https://github.com/mastodon/mastodon/releases/tag/v4.2.10","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes"]},{"url":"https://github.com/mastodon/mastodon/security/advisories/GHSA-xjvf-fm67-4qc3","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}