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VulnerabilityPublished Updated

CVE-2026-84474: Red Hat Ansible Automation Platform 2.4 for RHEL 8 · Reliance on Untrusted Inputs in a Security Decision

Affects Red Hat Ansible Automation Platform 2.4 for RHEL 8Source CVE Database V5

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Not known to be exploited · CVSS 9.9 Critical.

Data as of 7 Nov 2026, 11:40 UTC

CVSS 3.1 base score
9.9Critical
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.19.9
EPSS
0.8% chance of exploitation in 30 days – higher than 56% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hatredhat/ansible-automation-platformpkg:rpm/redhat/ansible-automation-platformOther threatsAffected
  • >=2.5.0 <=2.7.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Red Hat advises restricting the view_jobtemplate permission on job templates with provisioning callback enabled and disabling provisioning callback (clearing host_config_key) on job templates that do not require it. Administrators should set the PROXY_IP_ALLOWED_LIST to include only trusted AAP gateway/envoy addresses to prevent untrusted client X-Forwarded-For headers from being trusted. Any host_config_key values potentially exposed to read-only users should be rotated, and activity stream access reviewed. Monitoring for jobs with launch_type=callback and unexpected limit values or created_by=None is also recommended. These mitigations address the vulnerability effectively.

Description

A critical vulnerability in Red Hat Ansible Automation Platform's automation-controller allows users with only read-level view_jobtemplate permission to access the provisioning-callback secret (host_config_key). The provisioning callback endpoint trusts a client-supplied X-Forwarded-For header when deployed behind the AAP gateway with an empty proxy allow-list. An attacker can exploit this by reading the secret and spoofing the X-Forwarded-For header to impersonate any host in the job template's inventory, enabling them to launch jobs on arbitrary managed hosts with the job template's credentials. This results in privilege escalation and remote code execution on managed hosts.

References

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