GHSA-j9m2-6hq2-4r3c

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GHSA-j9m2-6hq2-4r3c

Summary: Cross-site Scripting in invenio-previewer

Details: ## Cross-Site Scripting (XSS) vulnerability in JSON, Markdown and iPython Notebook previewers ### Impact Several Cross-Site Scripting (XSS) vulnerabilities have been found in the JSON, Markdown and iPython Notebook previewers. The vulnerabilities would allow a malicous user to upload a JSON, Markdown or Notebook file with embedded scripts that would be executed by a victims browser. ### Patches Invenio-Previewer v1.0.0a12 fixes the issue. ### Workarounds You can remediate the vulnerability without upgrading by disabling the affected previewers. You do this by adding the following to your configuration: ```python PREVIEWER_PREFERENCE = [ 'csv_dthreejs', 'simple_image', # 'json_prismjs', 'xml_prismjs', # 'mistune', 'pdfjs', # 'ipynb', 'zip', ] ``` Afterwards, you should not be able to preview JSON, Markdown or iPython Notebook files. ### For more information If you have any questions or comments about this advisory: * Email us at [[email protected]](mailto:[email protected])

References: https://github.com/inveniosoftware/invenio-previewer/security/advisories/GHSA-j9m2-6hq2-4r3c, https://nvd.nist.gov/vuln/detail/CVE-2019-1020019, https://github.com/advisories/GHSA-j9m2-6hq2-4r3c, https://github.com/inveniosoftware/invenio-previewer, https://github.com/pypa/advisory-database/tree/main/vulns/invenio-previewer/PYSEC-2019-26.yaml