PYSEC-2026-2326

vendorUSosv

Access control vulnerable to user data deletion by anonynmous users

view advisory published 2026-07-13Licence: CC-BY-4.0

### Impact Anonymous users can delete the user data maintained by an `AccessControl.userfolder.UserFolder` which may prevent any privileged access. ### Patches The problem is fixed in version 7.2. ### Workarounds The problem can be fixed by adding `data__roles__ = ()` to `AccessControl.userfolder.UserFolder`. ### References https://github.com/zopefoundation/AccessControl/issues/159

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2024-51734US——
Zope AccessControl provides a general security framework for use in Zope. In affected versions anonymous users can delete the user data maintained by an `AccessControl.userfolder.U…
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references

External citations — patches, advisories, analysis.

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