CVE-2026-84683
Reported by redhat · Published September 23, 2026
A flaw was found in Red Hat Ansible Automation Platform's automation- controller. The HTML view of job, ad hoc command, project update, and inventory update standard output escapes HTML metacharacters but does not remove ANSI terminal escape sequences before conversion to HTML. An ANSI OSC 8 hyperlink sequence in the output is expanded into an HTML anchor whose href is not scheme- filtered or escaped, so a low-privileged user who can produce output -- or an external party whose data a playbook echoes -- can embed a javascript: link that is rendered into a text/html response with no Content-Security-Policy. When a higher-privileged user views the output page and clicks the link, attacker- controlled JavaScript executes in their authenticated session, allowing actions as that user up to full platform takeover.
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Ansible Automation Platform 2.5 for RHEL 8 | 0:4.6.33-1.el8ap |
| Red Hat | Red Hat Ansible Automation Platform 2.5 for RHEL 9 | 0:4.6.33-1.el9ap |
| Red Hat | Red Hat Ansible Automation Platform 2.6 for RHEL 9 | 0:4.7.17-1.el9ap |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1789673739 |
| Red Hat | Red Hat Ansible Automation Platform 2.7 | 1789580684 |
| Red Hat | Red Hat Ansible Automation Platform 2.6 for RHEL 9 | 0:4.7.17-1.el9ap |
| Red Hat | Red Hat Ansible Automation Platform 2 | |
| Red Hat | Red Hat Ansible Automation Platform 2.5 for RHEL 8 | 0:4.6.33-1.el8ap |
| Red Hat | Red Hat Ansible Automation Platform 2.7 | 1789580684 |
| Red Hat | Red Hat Ansible Automation Platform 2.5 for RHEL 9 | 0:4.6.33-1.el9ap |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1789673739 |
| Red Hat | Red Hat Ansible Automation Platform 2 |
Timeline
- Sep 23, 2026 Coalition ESS Score
- Sep 23, 2026 CVE Published
- Sep 24, 2026 EPSS Score (10 in total, the first dated here)
- Sep 24, 2026 Distribution Patch (4 in total, the first dated here)
- Sep 24, 2026 Security Advisory (4 in total, the first dated here)
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2026-84683
vulnetix vdb fixes CVE-2026-84683
Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/CVE-2026-84683/fixes/registry"
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References
- RHSA-2026:71113 vendor-advisoryx_refsource_REDHAT
- RHSA-2026:71114 vendor-advisoryx_refsource_REDHAT
- RHSA-2026:71177 vendor-advisoryx_refsource_REDHAT
- RHSA-2026:71179 vendor-advisoryx_refsource_REDHAT
- vdb-entryx_refsource_REDHAT
- RHBZ#2527128 issue-trackingx_refsource_REDHAT