What’s Vulnerable › Vulnerabilities
CVE-2026-41132: CKAN: No certificate validation on STMP connection
- Severity: high (CVSS 7.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-13 · updated 2026-06-17
- Weakness: CWE-295
Description
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
- ckan: before 2.10.10; from 2.11.0 before 2.11.5 — fixed in 2.10.10, 2.11.5
How to fix
Upgrade to a fixed version: ckan 2.10.10, 2.11.5. Check the vendor advisory for mitigations.
References
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