CVE-2026-107397

Indico: Cross-Site-Scripting in minutes editor

Published Oct 8, 2026 CVSS 3.1 · 4.4 Medium EPSS < 1% KEV · Not listed
Description
Indico is an event management system that uses Flask-Multipass, a multi-backend authentication system for Flask. Prior to 3.3.13, users who can create content, including speakers who can create minutes, can store crafted HTML in event minutes. When concurrent edits are made to the same minutes, the minute editor conflict UI can execute attacker-controlled script in the viewer's browser in the Indico origin. This issue is fixed in version 3.3.13.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-cw24-x4mj-fw3q Indico: Cross-Site-Scripting in minutes editor
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Indico
Indico indico
Vendors & Products Indico
Indico indico
Type Values Removed Values Added
Description Indico is an event management system that uses Flask-Multipass, a multi-backend authentication system for Flask. Prior to 3.3.13, users who can create content, including speakers who can create minutes, can store crafted HTML in event minutes. When concurrent edits are made to the same minutes, the minute editor conflict UI can execute attacker-controlled script in the viewer's browser in the Indico origin. This issue is fixed in version 3.3.13.
Title Indico: Cross-Site-Scripting in minutes editor
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Oct 13, 2026, 4:15 PM
Reserved
Oct 7, 2026, 9:07 PM
Status
Deferred
Published
Oct 8, 2026, 9:17 PM
Modified
Oct 13, 2026, 5:17 PM