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GHSA-7ph6-5cmq-xgjq

Path traversal in xwiki-platform-skin-skinx

Source: GitHub Advisory Database (reviewed) Moderate CVE-2022-23620

Packages

EcosystemPackageAffectedFixed in
Maven org.xwiki.platform:xwiki-platform-skin-skinx >= 6.2-rc-1, < 13.6 13.6

Details

As written in the advisory (Markdown source, shown as plain text).

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. AbstractSxExportURLFactoryActionHandler#processSx does not escape anything from SSX document reference when serializing it on filesystem, so it's easy to mess up the HTML export process with reference elements containing filesystem syntax like "../", "./". or "/" in general (the last two not causing any security threat, but can cause conflicts with others serialized files). Patch can be found in 13.6-rc-1. Giving script or subwiki admin right only to trusted people and disabling HTML/PDF export can be done as workaround.

References

External links from the advisory. They lead to third-party sites.