Affects widely used Red Hat Ansible Automation Platform; authenticated XSS can lead to full platform takeover of automation/controller — high-impact for IT operations.
CVE-2026-84683
Authenticated XSS via ANSI OSC 8 links in Ansible Controller output enabling account takeover
Is CVE-2026-84683 being exploited?
Not confirmed. CVE-2026-84683 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 0.26% probability of exploitation in the next 30 days.
How severe is CVE-2026-84683?
CVE-2026-84683 is rated High with a CVSS score of 8.7. 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-2026-84683?
Yes. A fix has been recorded for CVE-2026-84683. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-84683 affect?
CVE-2026-84683 affects Red Hat Ansible Automation Platform (automation-controller / Controller). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-84683?
Apply vendor security updates immediately; restrict Controller UI and avoid opening untrusted output.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Low-privileged user or reflected data can inject javascript: hyperlinks in job output; if clicked by higher-privileged user, attacker-run JS can takeover the platform.
Immediate action required