critical severityConfidence highHistorical record

FreeIPA unauthenticated LDAP client can become admin

Direct answer

FreeIPA unauthenticated LDAP client can become admin, also tracked as CVE-2026-76578 / FreeIPA self-managed-token ACI is a critical-severity threat campaign HOL Guard tracked from Sep 7, 2026 to Sep 7, 2026, verified against 3 primary sources and last reviewed Sep 20, 2026. Active tracking has ended and the record remains published as a permanent historical research record.

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

Record exports

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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.

Guard coverage and policy

What Guard's reviewed assertions do and do not claim for this campaign, and the reviewed starting points for defense.

No Guard coverage mapping or campaign-specific policy guidance is published for this record.

Safe next step. Campaign guidance is defensive context. It does not auto-apply policy or claim universal campaign coverage.

Open policy controlsCampaign-specific emergency policy starting point

Timeline

Reviewed events, oldest first, each tied to a verified source.

  1. Disclosure

    Red Hat disclosed CVE-2026-76578 FreeIPA unauth LDAP admin ACI.

    Sources:Red Hat CVE-2026-76578·NVD CVE-2026-76578

  2. Update

    HOL Guard published operator blog coverage for CVE-2026-76578.

    Source:HOL Guard operator write-up

Publication clock: 319.0 hours from reviewed disclosure timestamp to HOL publication; 12-hour critical target; historical backfill outside target.

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.

Campaign questions, answered

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. HOL Guard tracked the campaign from Sep 7, 2026 to Sep 7, 2026.

No. Active tracking ended Sep 7, 2026; this page remains as a labeled historical research record and does not imply the threat is currently active.

The record cites 3 primary sources, names 1 reviewed artifact, and was last fully reviewed Sep 20, 2026 by HOL Guard Security Publishing. Its uncertainty and limitations are stated on the record itself.

Campaign guidance is defensive context. It does not auto-apply policy or claim universal campaign coverage.

The permalink above is permanent. The full record can be downloaded from this page as JSON, an artifact CSV, and a STIX 2.1 bundle, and corrections can be requested through the published correction path on the record. Confirm exact affected/fixed trains against the live Red Hat advisory for your install.

Reviewed in full by HOL Guard Security Publishing.

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Record HGTC-2026-942DAF1E