CVE-2026-41132: Okfn Ckan

High severity, CVSS 7.4. EPSS: 0.2% chance of exploitation in the next 30 days.

CKAN is an open-source DMS (data management system) for powering data hubs and data portals. Prior to 2.10.10 and 2.11.5, the configured SMTP server may be spoofed with any certificate (e.g. self-signed), leaving credentials and all emails sent open to MITM attacks. This vulnerability is fixed in 2.10.10 and 2.11.5.

Affected products

• Okfn Ckan: before 2.10.10 (fixed in 2.10.10); from 2.11.0, before 2.11.5 (fixed in 2.11.5)

Published 2026-05-13. Last modified 2026-06-17.