Is github.com/argoproj/argo-workflows/v3 affected by CVE-2026-42294?

Go github.com/argoproj/argo-workflows/v3 is affected in <3.7.14.

Is CVE-2026-42294 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.5%.

high

CVE-2026-42294

Q: Is CVE-2026-42294 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.5%.

Go · github.com/argoproj/argo-workflows/v3 • Go · github.com/argoproj/argo-workflows/v4

Summary

Argo Vulnerable to Unauthenticated Memory Exhaustion (DoS) in Webhook Interceptor

Severity: high
EPSS: 0.5% (p41)
Also known as: GHSA-jcc8-g2q4-9fxq#github.com/argoproj/argo-workflows/v3, GHSA-jcc8-g2q4-9fxq#github.com/argoproj/argo-workflows/v4, BIT-argo-workflows-2026-42294
Published: 2026-05-04

References

Related advisories

CVE-2026-42296 — high · Go/github.com/argoproj/argo-workflows/v3
CVE-2026-40886 — high · Go/github.com/argoproj/argo-workflows/v3
CVE-2026-28229 — medium · Go/github.com/argoproj/argo-workflows/v3
CVE-2026-31892 — medium · Go/github.com/argoproj/argo-workflows/v3
CVE-2026-23960 — medium · Go/github.com/argoproj/argo-workflows/v3
CVE-2025-66626 — medium · Go/github.com/argoproj/argo-workflows/v3

Is your project exposed to this? Stateward checks every dependency on every pull request and flags it only if your code actually reaches it.

Check my repo

Summarize with AI

ChatGPT Claude Perplexity

Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.