CVE-2021-35473

An issue was discovered in LemonLDAP::NG before 2.0.12. There is a missing expiration check in the OAuth2.0 handler, i.e., it does not verify access token validity. An attacker can use a expired access token from an OIDC client to access the OAuth2 handler The earliest affected version is 2.0.4.

• CWE-613

• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2549
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags

Published

Nov 10, 2024

Last Modified

Jun 17, 2026

Status

Deferred

• 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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