What is CVE-2026-41255?

CVE-2026-41255 is a medium-severity vulnerability in Ckan, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.1/10. Published 2026-05-13.

How severe is CVE-2026-41255?

Medium severity. CVSS v3 base score is 6.1 out of 10.

CSRF in Ckan

CVE-2026-41255

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, Access to the views via tokens or unauthenticated requests marked the endpoint as not requiring CSRF protection. The…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.000 (0.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ckan — versions >= 2.11.0, < 2.11.5, < 2.10.10
Okfn Ckan

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

security-advisories@github.com (x_refsource_MISC, Vendor Advisory)
security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-41255?: CVE-2026-41255 is a medium-severity vulnerability in Ckan, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.1/10. Published 2026-05-13.
How severe is CVE-2026-41255?: Medium severity. CVSS v3 base score is 6.1 out of 10.