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CVE-2026-72537

8.8
High
EPSS 0.29%Patch availableAug 11, 2026

Authentik SCIM privilege escalation allows takeover of any account, including superusers.

common questions

Is CVE-2026-72537 being exploited?

Not confirmed. CVE-2026-72537 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.29% probability of exploitation in the next 30 days.

How severe is CVE-2026-72537?

CVE-2026-72537 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-72537?

Yes. A fix has been recorded for CVE-2026-72537. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-72537 affect?

CVE-2026-72537 affects Authentik (<=2026.5.6), authentik SCIM provisioning endpoint. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-72537?

Upgrade authentik to a fixed release (>2026.5.6); revoke/rotate SCIM tokens and audit accounts.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
Authentik (<=2026.5.6)authentik SCIM provisioning endpoint
impact

A scoped SCIM provisioning token can create/overwrite users by username, enabling takeover, deletion, or promotion of any account including superusers.

action required

Immediate action required

affected versions
Authentik Security authentik
  • affected<= 2026.5.6

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
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