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major vulnerability· requires attention

Affects widely used Red Hat Ansible Automation Platform and enables RCE and credential abuse across managed hosts—enterprise-wide disruption risk.

Infrastructure

CVE-2026-84474

9.9
Critical
EPSS 0.80%Patch available

Ansible Automation Platform RCE via exposed provisioning secret and X-Forwarded-For spoofing

exploited
No known exploitation not in CISA KEV as of our last sync
fix
Patch available see the advisory in the references
likelihood
EPSS 0.80%top 44% of scored CVEs
Published 23 Sept 2026Analysed here 24 Sept 2026CVSS scored by the publisher (CNA)
common questions

Is CVE-2026-84474 being exploited?

Not confirmed. CVE-2026-84474 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 0.80% probability of exploitation in the next 30 days.

How severe is CVE-2026-84474?

CVE-2026-84474 is rated Critical with a CVSS score of 9.9. 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-2026-84474?

Yes. A fix has been recorded for CVE-2026-84474. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-84474 affect?

CVE-2026-84474 affects Red Hat Ansible Automation Platform (automation-controller), Deployments behind AAP gateway with empty proxy allow-list. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-84474?

Apply Red Hat security updates, restrict proxy allow-list, rotate provisioning secrets.

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

executive summary
technical analysis
affected
Red Hat Ansible Automation Platform (automation-controller)Deployments behind AAP gateway with empty proxy allow-list
impact

Read host_config_key and spoof X-Forwarded-For to run job templates on arbitrary managed hosts, resulting in credential theft, privilege escalation, and RCE.

action required

Immediate action required

cisa ssvc

exploitation
none
automatable
no
technical impact
total

Assessed by CISA 23 Sept 2026 (SSVC 2.0.3).

timeline

  1. 23 Sept 2026Published
  2. 23 Sept 2026CISA SSVC assessment: exploitation none · same day later
  3. 24 Sept 2026Analysed by vulneraibility.com · same day later
  4. 24 Sept 2026CVE record last updated · same day later
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
NVDCVE.orgCVE DetailsSource
7 references in the CVE record: 5 advisories, 2 links

sources

  • CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
  • NVD: CVSS and CPE data
  • CISA Vulnrichment (ADP): SSVC decision points
  • FIRST EPSS: exploit probability and percentile
  • Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.
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