{"id":"CVE-2026-30286","title":"An arbitrary file overwrite vulnerability in Funambol, Inc","summary":"An arbitrary file overwrite vulnerability in Funambol, Inc. Zefiro Cloud v32.0.2026011614 allows attackers to overwrite critical internal files via the file import process, leading to arbitrary code execution or information exposure.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-22"],"vendor":"funambol","product":"zefiro","affected":["zefiro = 32.0.2026011614"],"published":"2026-03-31","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-30286","references":[{"url":"https://github.com/Secsys-FDU/AF_CVEs/issues/14","label":"cve@mitre.org"},{"url":"https://play.google.com/store/apps/details?id=com.funambol.zefiro","label":"cve@mitre.org"},{"url":"https://secsys.fudan.edu.cn/","label":"cve@mitre.org"},{"url":"https://zefiro.me/","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00641,"epssPercentile":0.48969,"ingestedAt":"2026-07-24T20:38:03.250Z","slug":"CVE-2026-30286","body":"## Overview\n\nAn arbitrary file overwrite vulnerability in Funambol, Inc. Zefiro Cloud v32.0.2026011614 allows attackers to overwrite critical internal files via the file import process, leading to arbitrary code execution or information exposure.\n\n## Affected\n\n- `zefiro = 32.0.2026011614`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}