CVE-2026-82473 KubeEdge CloudCore through 1.23.1 Missing Authentication on Node Task Endpoints
Attackers can manipulate node upgrade status reports without authentication, deceiving the control plane and blocking upgrade scheduling.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-82473?
CVE-2026-82473 is a high-severity missing authorization vulnerability in kubeedge, published on 29 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
KubeEdge CloudCore through 1.23.1 accepts node task status reports on its HTTPS server without authentication verification. Attackers can reach CloudCore on port 10002 to mark upgrade jobs as succeeded or failed, deceiving the control plane about node upgrade status and blocking further upgrade scheduling.
Weakness: CWE-306
Which versions are affected by CVE-2026-82473?
How do I fix CVE-2026-82473?
No fix has been published for CVE-2026-82473 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-82473 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82473 exists.
Sources
Also known as GHSA-7v3q-r4cr-w389.