{"id":"CVE-2026-48939","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-48939","summary":"A vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.","details":"A vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.","published":"2026-06-20T13:16:42.433","modified":"2026-07-11T05:16:34.140","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.82501,"percentile":0.99635,"asOf":"2026-08-12"},"cisaKev":{"dateAdded":"2026-07-10","dueDate":"2026-07-13","knownRansomwareCampaignUse":false},"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://www.icagenda.com/"},{"type":"EXPLOIT","url":"https://github.com/Polosss/By-Poloss..-..CVE-2026-48939"},{"type":"ADVISORY","url":"https://mysites.guru/blog/icagenda-zero-day-file-upload-rce/"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48939"},{"type":"WEB","url":"https://www.icagenda.com/docs/changelog/icagenda-3-9-15"},{"type":"WEB","url":"https://www.icagenda.com/docs/changelog/icagenda-4-0-8"}],"provenance":{"sources":["OSV.dev","NVD","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-07-11T05:16:34.140"}}