# CVE-2026-82473 — kubeedge

> As of 2026-08-29, CVE-2026-82473 is a HIGH-severity vulnerability in kubeedge, CVSS v3.1 8.2, EPSS 0.3% (28.2th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-82473 as of 2026-08-29; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-08-29

## What is CVE-2026-82473?

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.

The record classifies CVE-2026-82473 under weakness class [CWE-306](https://intel.threadlinqs.com/cwe/CWE-306). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 37 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 8.2 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L`)
- **CVSS v4.0 base score:** 8.8 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N`)
- **EPSS (FIRST):** 0.3% probability of exploitation in the next 30 days, higher than 28.2% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 5.2/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-08-29

## Is CVE-2026-82473 being exploited?

It currently carries a trending score of 37 in the Threadlinqs vulnerability feed.

## Affected products and versions

- **kubeedge**: kubeedge

## How to fix CVE-2026-82473

No vendor patch reference has been recorded for CVE-2026-82473 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-82473

No threat campaign in the Threadlinqs corpus currently references CVE-2026-82473, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-08-30. This product uses the NVD API but is not endorsed or certified by the NVD.

**Exploit and proof of concept**

- [github.com — technical description](https://github.com/geo-chen/oss/blob/main/kubeedge.md)

**Technical analysis**

- [github.com — technical description](https://github.com/kubeedge/kubeedge/blob/v1.23.1/cloud/pkg/cloudhub/servers/httpserver/server.go)
- [github.com — technical description (report status)](https://github.com/kubeedge/kubeedge/blob/v1.23.1/cloud/pkg/cloudhub/servers/httpserver/nodetask/report_status.go)

**Third-party advisory**

- [vulncheck.com — third party advisory](https://www.vulncheck.com/advisories/kubeedge-cloudcore-through-1.23.1-missing-authentication-on-node-task-endpoints)

**Issue tracking and product pages**

- [github.com — product](https://github.com/kubeedge/kubeedge)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-82473
Full detection coverage and IOCs for threats exploiting CVE-2026-82473 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp