https://seclists.org/oss-sec/2026/q3/452: [OSSA-2026-007] OpenStack Keystone: LDAP identity backend does not convert enabled attribute to boolean (CVE-2026-40683)
Published Aug 5, 2026
·Updated
Affected Software
1 affected component
Openstack Keystone>8.0.0<25.0.1, >26.0.0<26.1.1, >27.0.0<27.0.1, >28.0.0<28.0.1
Frequently Asked Questions
1
What is the severity of CVE-2026-40683?
CVE-2026-40683 is classified as a medium severity vulnerability.
2
How do I fix CVE-2026-40683?
To fix CVE-2026-40683, ensure the LDAP identity backend correctly converts the enabled attribute to a boolean value.
3
What software is affected by CVE-2026-40683?
CVE-2026-40683 affects the OpenStack Keystone with LDAP identity backend.
4
What are the potential impacts of CVE-2026-40683?
The impact of CVE-2026-40683 may include users being incorrectly authenticated or unauthorized access due to misinterpretation of the enabled attribute.
5
Is there a workaround for CVE-2026-40683?
Currently, a specific workaround for CVE-2026-40683 is not provided; updating to a patched version is recommended.