Medium [CVE-2026-84709] CredentialType injector validation renders attacker-supplied Jinja2 templates synchronously in the web worker, allowing uncontrolled resource consumption (denial of service) and an unhandled-except…
This medium-severity Red Hat Linux advisory covers CVE-2026-84709; related products: Red Hat Ansible Automation Platform 2.5 for RHEL 8, Red Hat Ansible Automation Platform 2.5 for RHEL 9, Red Hat Ansible Automation Platform 2.6 for RHEL 9.
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Summary
CredentialType injector validation renders attacker-supplied Jinja2 templates synchronously in the web worker, allowing uncontrolled resource consumption (denial of service) and an unhandled-exception (500) via /api/controller/v2/credential_types/. Red Hat rates this moderate (CVSS 4.9).
Weakness: CWE-1050. Red Hat lists fixing advisory RHSA-2026:71177 with package ansible-automation-platform-27/controller-rhel9:1789580684, automation-controller-0:4.7.17-1.el9ap, automation-controller-0:4.6.33-1.el9ap, automation-controller-0:4.6.33-1.el8ap.
Affected products named by the advisory: Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat Ansible Automation Platform 2.5 for RHEL 9; Red Hat Ansible Automation Platform 2.6 for RHEL 9; Red Hat Ansible Automation Platform 2.7.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 9 days ago·verify at source
- ansible-automation-platform-27/controller-rhel9:1789580684
- automation-controller-0:4.7.17-1.el9ap
- automation-controller-0:4.6.33-1.el9ap
- automation-controller-0:4.6.33-1.el8ap
- ansible-automation-platform-26/controller-rhel9:1789673739
- RHSA-2026:71177
Official advisory · high-confidence parse· fetched 9 days ago·verify at source
Mitigation
Upgrade to a fixed release: ansible-automation-platform-27/controller-rhel9:1789580684, automation-controller-0:4.7.17-1.el9ap, automation-controller-0:4.6.33-1.el9ap, automation-controller-0:4.6.33-1.el8ap, ansible-automation-platform-26/controller-rhel9:1789673739, RHSA-2026:71177. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 9 days ago·verify at source
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