{"id":"CVE-2026-107394","title":"Indico is an event management system that uses Flask-Multipass, a multi-backend authentication system for Flask","summary":"Indico is an event management system that uses Flask-Multipass, a multi-backend authentication system for Flask. Prior to 3.3.13, the previous fix for CVE-2026-25738 did not cover an edge case, allowing an event organizer to submit a cra…","severity":"medium","cvss":6.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-918"],"vendor":"indico","product":"indico","affected":["indico < 3.3.13"],"patched":["indico 3.3.13"],"published":"2026-10-08","updated":"2026-10-09","sourceUpdated":"2026-10-09T16:17:22.920","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-107394","references":[{"url":"https://github.com/indico/indico/commit/44540e70ab4e20a12f14ddba5218a33749a86736","label":"security-advisories@github.com"},{"url":"https://github.com/indico/indico/pull/7573","label":"security-advisories@github.com"},{"url":"https://github.com/indico/indico/releases/tag/v3.3.13","label":"security-advisories@github.com"},{"url":"https://github.com/indico/indico/security/advisories/GHSA-2v95-h47v-g4x9","label":"security-advisories@github.com"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107394"},{"url":"https://github.com/advisories/GHSA-2v95-h47v-g4x9"},{"url":"https://github.com/indico/indico"},{"url":"https://pypi.org/project/indico"}],"tags":["nvd","ghsa","pip","osv","cve.org"],"aliases":["GHSA-2v95-h47v-g4x9","PYSEC-2026-4225"],"ecosystem":"pip","ingestedAt":"2026-10-08T21:07:56.434Z","epss":0.00339,"epssPercentile":0.27189,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-09T15:54:32.591965Z"},"slug":"CVE-2026-107394","body":"## Overview\n\nIndico is an event management system that uses Flask-Multipass, a multi-backend authentication system for Flask. Prior to 3.3.13, the previous fix for CVE-2026-25738 did not cover an edge case, allowing an event organizer to submit a crafted URL that points to a prohibited local target but is accepted as valid by Indico. The organizer can read data returned by the target through affected Indico features. This issue is fixed in version 3.3.13.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-107394)\n\nAffected packages:\n\n- `indico < 3.3.13`\n\nPatched in:\n\n- `indico 3.3.13`\n\nSource: https://github.com/advisories/GHSA-2v95-h47v-g4x9","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}