CKAN vulnerable to stored XSS in resource description
### Impact The `helpers.markdown_extract()` function did not perform sufficient sanitization of input data before wrapping in an HTML literal element. This helper is used to render user-provided data on dataset, resource, organization or group pages (plus any page provided by an extension that used that helper function), leading to a potential XSS vector. ### Patches This vulnerability has been fixed in CKAN 2.10.9 and 2.11.4
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2025-54384US | — | — | ||
CKAN is an open-source DMS (data management system) for powering data hubs and data portals. Prior to 2.10.9 and 2.11.4, the helpers.markdown_extract() function did not perform suf… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/ckan/ckanPACKAGE
- https://github.com/ckan/ckan/commit/112affffa74b14fc97c54abcf18315df97114917WEB
- https://github.com/ckan/ckan/commit/6d0065f2fc7e2682196d125275af34b93e9e554eWEB
- https://github.com/ckan/ckan/releases/tag/ckan-2.10.9WEB
- https://github.com/ckan/ckan/releases/tag/ckan-2.11.4WEB
- https://github.com/ckan/ckan/security/advisories/GHSA-2r4h-8jxv-w2j8WEB
- https://nvd.nist.gov/vuln/detail/CVE-2025-54384ADVISORY
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