Session Fixation Affecting ckan package, versions [2.10.0,2.10.9)[2.11.0,2.11.4)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-CKAN-13774796
- published30 Oct 2025
- disclosed29 Oct 2025
- creditUnknown
Introduced: 29 Oct 2025
NewCVE-2025-64100 (opens in a new tab)How to fix?
Upgrade ckan to version 2.10.9, 2.11.4 or higher.
Overview
ckan is a world’s leading Open Source data portal platform.
It powers dozens of Open Data portals around the world, including data.gov, open.canada.ca and europeandataportal.eu but also regional, research and community organizations.
It makes easy to publish, share and find data online and is fully customizable via extensions and plugins.
Affected versions of this package are vulnerable to Session Fixation via the login() function in the views/user.py file. An attacker can hijack user sessions by setting a crafted session cookie on the victim's browser or by stealing a valid session identifier.
Note: This is only exploitable if server-side session storage is configured instead of the default cookie-based session storage.