{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-24T12:42:33.259","vulnerabilities":[{"cve":{"id":"CVE-2026-30853","sourceIdentifier":"security-advisories@github.com","published":"2026-03-13T19:54:35.077","lastModified":"2026-06-17T10:33:02.223","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Prior to 9.5.0, a path traversal vulnerability in the RocketBook (.rb) input plugin (src/calibre/ebooks/rb/reader.py) allows an attacker to write arbitrary files to any path writable by the calibre process when a user opens or converts a crafted .rb file. This is the same bug class fixed in CVE-2026-26065 for the PDB readers, but the fix was never applied to the RB reader. This vulnerability is fixed in 9.5.0."},{"lang":"es","value":"calibre es un gestor de libros electrónicos multiplataforma para ver, convertir, editar y catalogar libros electrónicos. Antes de la versión 9.5.0, una vulnerabilidad de salto de ruta en el plugin de entrada de RocketBook (.rb) (src/calibre/ebooks/rb/reader.py) permite a un atacante escribir archivos arbitrarios en cualquier ruta escribible por el proceso de calibre cuando un usuario abre o convierte un archivo .rb manipulado. Esta es la misma clase de error corregida en CVE-2026-26065 para los lectores PDB, pero la corrección nunca se aplicó al lector RB. Esta vulnerabilidad está corregida en la versión 9.5.0."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"kovidgoyal","product":"calibre","versions":[{"version":"< 9.5.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:L","baseScore":5.0,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":1.8,"impactScore":2.7},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.8}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-13T19:42:19.321037Z","id":"CVE-2026-30853","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-22"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:calibre-ebook:calibre:*:*:*:*:*:*:*:*","versionEndExcluding":"9.5.0","matchCriteriaId":"973916AB-8FDD-411A-8AA0-F32688DD1C2E"}]}]}],"references":[{"url":"https://github.com/kovidgoyal/calibre/security/advisories/GHSA-7mp7-rfrg-542x","source":"security-advisories@github.com","tags":["Exploit","Vendor Advisory"]}]}}]}