CVE-2026-73843
Unauthenticated agent API allows K8s API proxy and remote exec in pods.
Is CVE-2026-73843 being exploited?
Not confirmed. CVE-2026-73843 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 0.29% probability of exploitation in the next 30 days.
How severe is CVE-2026-73843?
CVE-2026-73843 is rated Critical with a CVSS score of 9.6. 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-2026-73843?
Yes. A fix has been recorded for CVE-2026-73843. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73843 affect?
CVE-2026-73843 affects OpenChoreo < 1.0.2, OpenChoreo < 1.1.2, Multi-cluster deployments using the agent listener. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73843?
Upgrade to OpenChoreo 1.0.2 or 1.1.2; restrict agent listener network access until patched.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Network-reachable unauthenticated attackers can proxy the Kubernetes API and execute commands in workload pods, enabling remote code execution and data theft across clusters.
Immediate action required
- affected< 1.0.2
- affected>= 1.1.0 and < 1.1.2
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.