{"id":"CVE-2025-65778","title":"An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16","summary":"An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Uploaded attachments can be served with attacker-controlled Content-Type (text/html), allowing execution of attacker-supplied HTML/…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","cwe":["CWE-79"],"vendor":"wekan_project","product":"wekan","affected":["wekan < 8.16"],"patched":["wekan 8.16"],"published":"2025-12-15","updated":"2026-10-14","sourceUpdated":"2026-10-14T13:10:00.187","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-65778","references":[{"url":"https://github.com/wekan/wekan","label":"cve@mitre.org"},{"url":"https://github.com/wekan/wekan/blob/main/CHANGELOG.md#v816-2025-11-02-wekan--release","label":"cve@mitre.org"},{"url":"https://github.com/wekan/wekan/commit/e9a727301d7b4f1689a703503df668c0f4f4cab8","label":"cve@mitre.org"},{"url":"https://wekan.fi/hall-of-fame/spacebleed/","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00379,"epssPercentile":0.30003,"ingestedAt":"2026-10-14T13:30:58.426Z","slug":"CVE-2025-65778","body":"## Overview\n\nAn issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Uploaded attachments can be served with attacker-controlled Content-Type (text/html), allowing execution of attacker-supplied HTML/JS in the application's origin and enabling session/token theft and CSRF actions.\n\n## Affected\n\n- `wekan < 8.16`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `wekan 8.16`","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}