CVE-2026-33060: CKAN MCP Server is a tool for querying CKAN open data portals

Routine

MEDIUM 5.3UPGRADE

CVE-2026-33060 is a medium-severity flaw (CVSS 5.3) affecting ckan mcp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CKAN MCP Server is a tool for querying CKAN open data portals. Versions prior to 0.4.85 provide tools including ckan_package_search and sparql_query that accept a base_url parameter, making HTTP requests to arbitrary endpoints without restriction. A CKAN portal client has no legitimate reason to contact cloud metadata or internal network services. There is no URL validation on base_url parameter. No private IP blocking (RFC 1918, link-local 169.2

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-918
Published	2026-03-20
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: ondata

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-20 08:16 UTCPublished CVE record published
2026-06-17 10:36 UTCUpdated Record last modified

ondata ckan mcp server UPGRADE

Affected: < 0.4.85

Fixed in: 0.4.85

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls ckan-mcp-server

2. UPGRADE to 0.4.85

npm install ckan-mcp-server@">=0.4.85"

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-33060?

ckan mcp server: upgrade to 0.4.85. Exact commands for each OS are on this page.

Is CVE-2026-33060 being exploited?

CVE-2026-33060 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-33060 affect?

CVE-2026-33060 affects ckan mcp server. Severity is medium (CVSS 5.3). CKAN MCP Server is a tool for querying CKAN open data portals. Versions prior to 0.4.85 provide tools including ckan_package_search and sparql_query that accept a base_url parameter, making HTTP requests to arbitrary endpoints without restr

How urgent is CVE-2026-33060?

Priority 29/100. Public exploit reference

References

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