{"id":"CVE-2026-111922","title":"Vikunja 2.2.0 before 2.7.0 Permissive CORS Policy Trusting Localhost Origins","summary":"Vikunja from 2.2.0 before 2.7.0 contains a permissive CORS configuration that trusts every localhost and 127.0.0.1 port with credentials, even when service.publicurl is set. Attackers controlling a page on any localhost port can send a c…","severity":"medium","cvss":6.3,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","cvssSource":"cna","cwe":["CWE-942"],"vendor":"go-vikunja","product":"vikunja","affected":["vikunja >= 2.2.0 < 2.7.0"],"published":"2026-10-17","updated":"2026-10-17","sourceUpdated":"2026-10-17T18:46:35.991Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111922","references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-m687-p538-r5hp","label":"GitHub Security Advisory (GHSA-m687-p538-r5hp)"},{"url":"https://www.vulncheck.com/advisories/vikunja-2.2.0-before-2.7.0-permissive-cors-policy-trusting-localhost-origins","label":"VulnCheck Advisory: Vikunja 2.2.0 before 2.7.0 Permissive CORS Policy Trusting Localhost Origins"}],"tags":["cve.org"],"ingestedAt":"2026-10-17T19:08:56.619Z","slug":"CVE-2026-111922","body":"## Overview\n\nVikunja from 2.2.0 before 2.7.0 contains a permissive CORS configuration that trusts every localhost and 127.0.0.1 port with credentials, even when service.publicurl is set. Attackers controlling a page on any localhost port can send a credentialed request to the token refresh endpoint and read the returned bearer JWT to take over the logged-in user's account.\n\n## Affected\n\n- `vikunja >= 2.2.0 < 2.7.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":34.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}