FreeIPA unauthenticated LDAP client can become admin
A flaw was found in FreeIPA. The self-managed OTP token ACI does not require authentication and does not restrict which attributes may be added alongside the token entry. An unauthenticated LDAP client can exploit this to obtain FreeIPA administrator-group membership.
Also tracked as CVE-2026-76578 · FreeIPA self-managed-token ACI
First observed
Sep 7, 2026
Last observed
Sep 7, 2026
Last reviewed
Sep 20, 2026
Tracking ended
Sep 7, 2026
Uncertainty and limitations
Read the evidence limits before acting on this record.
Confirm exact affected/fixed trains against the live Red Hat advisory for your install.
- Campaign tracks CVE-2026-76578 only.
- Does not invent fixed versions beyond cited sources.
- HOL blog is operator guidance, not a substitute for the Red Hat advisory.
Timeline
Reviewed events, oldest first, each tied to a verified source.
- Disclosure
Red Hat disclosed CVE-2026-76578 FreeIPA unauth LDAP admin ACI.
- Update
HOL Guard published operator blog coverage for CVE-2026-76578.
Publication clock: 319.0 hours from reviewed disclosure timestamp to HOL publication; 12-hour critical target; historical backfill outside target.
Guard coverage and non-coverage
What Guard's reviewed coverage assertions do and do not claim for this campaign.
No Guard coverage mapping is published for this record.
Defensive policy guidance
Reviewed starting points for defending against this campaign's artifact classes.
No campaign-specific policy guidance is published.
Reviewed artifacts and indicators
Published values are defanged (for example hxxps and [.] blocks) so nothing here is copy-paste executable.
Reviewed artifacts
The specific artifacts this record concerns, as reviewed. Names and versions are shown as text; a registry link is not recorded here.
FreeIPAredhatpackage
Sources
Every claim on this record is traceable to the sources below.
Reviewed in full by HOL Guard Security Publishing.
- Published
- Last full review
- Last modified
Record HGTC-2026-942DAF1E.