CVE-2021-21336

Products.PluggableAuthService is a pluggable Zope authentication and authorization framework. In Products.PluggableAuthService before version 2.6.0 there is an information disclosure vulnerability - everyone can list the names of roles defined in the ZODB Role Manager plugin if the site uses this plugin. The problem has been fixed in version 2.6.0. Depending on how you have installed Products.PluggableAuthService, you should change the buildout version pin to 2.6.0 and re-run the buildout, or if you used pip simply do `pip install "Products.PluggableAuthService>=2.6.0"`.

• CWE-200

• http://www.openwall.com/lists/oss-security/2021/05/21/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/05/22/1Mailing List, Third Party Advisory
• https://github.com/zopefoundation/Products.PluggableAuthService/commit/2dad81128250cb2e5d950cddc9d3c0314a80b4bbPatch, Third Party Advisory
• https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7pThird Party Advisory
• https://pypi.org/project/Products.PluggableAuthService/Product, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/05/21/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/05/22/1Mailing List, Third Party Advisory
• https://github.com/zopefoundation/Products.PluggableAuthService/commit/2dad81128250cb2e5d950cddc9d3c0314a80b4bbPatch, Third Party Advisory
• https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7pThird Party Advisory
• https://pypi.org/project/Products.PluggableAuthService/Product, Third Party Advisory

Published

Mar 8, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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