CVE-2026-107396: medium-severity vulnerability in indico
Indico: Cross-Site-Scripting in link fields
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.2%
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 manage events or create content, including speakers who can upload material, can store crafted javascript URLs in fields that accept custom URLs. A user who follows one of these URLs can execute attacker-controlled script in the user's browser in the Indico origin. This issue is fixed in version 3.3.13.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected products
indico · indicoRelated CVEs — indico
In the same product, most dangerous first.
CVE-2026-33046HIGHIndico discloses local files resulting in Remote Code Execution through LaTeX injectionEPSS 0.8%CVE-2025-53640MEDIUMIndico vulnerable to user enumeration via API endpointEPSS 0.7%CVE-2023-37901MEDIUMCross-Site-Scripting via confirmation promptsEPSS 0.5%CVE-2024-45399MEDIUMIndico has a Cross-Site-Scripting during account creationEPSS 0.4%CVE-2026-107394MEDIUMIndico: Incomplete Server-Side Request Forgery (SSRF) checkEPSS 0.3%CVE-2026-28352MEDIUMIndico missing access check in event series management APIEPSS 0.3%