Impacts Red Hat Ansible Automation Platform, a widely used enterprise automation product; unauthenticated DoS can stall job dispatch across tenants and disrupt operations.
CVE-2026-84486
Unauthenticated DoS against Ansible Automation Platform scheduler via debug endpoints
Is CVE-2026-84486 being exploited?
Not confirmed. CVE-2026-84486 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 0.52% probability of exploitation in the next 30 days.
How severe is CVE-2026-84486?
CVE-2026-84486 is rated High with a CVSS score of 8.2. 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-2026-84486?
Yes. A fix has been recorded for CVE-2026-84486. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-84486 affect?
CVE-2026-84486 affects Red Hat Ansible Automation Platform (automation-controller), Ansible controller web workers. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-84486?
Apply Red Hat errata updates immediately; restrict access to debug endpoints.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote attacker can invoke debug endpoints to grab the scheduler advisory lock, causing legitimate scheduler runs to be skipped, stalling job dispatch and consuming web workers (DoS).
Immediate action required