GHSA-6p4f-j8j6-463q: Medium severity pip/indico vulnerability

Published Oct 8, 2026
·
Updated

Impact A legacy API to retrieve session details could be misused to retrieve metadata (such as title, description and conveners) of a restricted session within without having access to that session, as long as the event itself was accessible.

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

Workarounds Restrict access to the event itself

For more information If you have any questions or comments about this advisory:

- Open a thread in our forum - Email us privately at indico-team@cern.ch

Affected Software

1 affected componentFixes available
pip/indico<3.3.13
3.3.13

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade pip/indico to a version that resolves this vulnerability.

    Fixed in 3.3.13
  2. Upgrade

    Upgrade Indico to a version that resolves this vulnerability.

    Fixed in 3.3.13
  3. Compensating control

    Restrict access to the event itself.

Event History

Oct 8, 2026
Advisory Published
via GitHub·10:09 PM
Data Sourced
via GitHub·10:09 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

Who can exploit this issue?

A user who can access the event may be able to retrieve metadata for restricted sessions in that event, even without access to those sessions. The advisory indicates the legacy session-details API is involved.

2

What should we do if we cannot update immediately?

Restrict access to the event itself to reduce exposure. Update Indico to version 3.3.13 as soon as possible.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203