Vulnerability GHSA-c4wc-ggrj-jg9v

Medium Risk
MEDIUM RISK
CVSS Score: 5.4
Score Range: 4.0–6.9
Medium severity vulnerabilities (CVSS 4.0–6.9). Important issues that meaningfully reduce security confidence.
9 hours ago
October 08, 2026 at 10:09 PM UTC
Indico: Cross-Site-Scripting in link fields
0.98-rc1 - 3.3.12
0.98-rc1 - 3.3.12

Summary

Indico: Cross-Site-Scripting in link fields

Details

Impact

There is a Cross-Site-Scripting vulnerability in fields that allow entering custom URLs.

Patches

You should to update to Indico 3.3.13 as soon as possible. See the docs for instructions on how to update.

Workarounds

  • Set CSP_ENABLED = True in indico.conf - this is recommended regardless of updating.
  • Only let trustworthy users manage events or create content (including material uploads which speakers can typically do as well) on Indico.

For more information

If you have any questions or comments about this advisory:

Impacted packages

Timeline

Published
9 hours ago
October 08, 2026 at 10:09 PM UTC
Fixed (3.3.13)
1 month ago
August 25, 2026 at 02:00 PM UTC
Last Modified
8 hours ago
October 08, 2026 at 10:30 PM UTC