High severityOSV Advisory· Published Jan 21, 2026· Updated Jan 22, 2026
Argo Workflows affected by stored XSS in the artifact directory listing
CVE-2026-23960
Description
Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. Prior to versions 3.6.17 and 3.7.8, stored XSS in the artifact directory listing allows any workflow author to execute arbitrary JavaScript in another user’s browser under the Argo Server origin, enabling API actions with the victim’s privileges. Versions 3.6.17 and 3.7.8 fix the issue.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/argoproj/argo-workflows/v3Go | < 3.6.17 | 3.6.17 |
github.com/argoproj/argo-workflows/v3Go | >= 3.7.0, < 3.7.8 | 3.7.8 |
github.com/argoproj/argo-workflowsGo | <= 2.5.3-rc4 | — |
Affected products
28- Range: ui-v3-rc1, v2.0.0, v2.0.0-alpha1, …
- osv-coords27 versionspkg:apk/chainguard/argo-workflow-controller-3.7pkg:apk/chainguard/argo-workflow-controller-4.0pkg:apk/chainguard/argo-workflow-controller-fips-4.0pkg:apk/chainguard/argo-workflow-executor-3.7pkg:apk/chainguard/argo-workflow-executor-4.0pkg:apk/chainguard/argo-workflow-executor-fips-4.0pkg:apk/chainguard/argo-workflows-3.7pkg:apk/chainguard/argo-workflows-4.0pkg:apk/chainguard/argo-workflows-fips-4.0pkg:apk/chainguard/kubeflow-pipelines-apiserverpkg:apk/chainguard/kubeflow-pipelines-cache_serverpkg:apk/chainguard/kubeflow-pipelines-persistence_agentpkg:apk/chainguard/kubeflow-pipelines-scheduledworkflowpkg:apk/wolfi/argo-workflow-controller-3.7pkg:apk/wolfi/argo-workflow-controller-4.0pkg:apk/wolfi/argo-workflow-executor-3.7pkg:apk/wolfi/argo-workflow-executor-4.0pkg:apk/wolfi/argo-workflows-3.7pkg:apk/wolfi/argo-workflows-4.0pkg:apk/wolfi/kubeflow-pipelines-apiserverpkg:apk/wolfi/kubeflow-pipelines-cache_serverpkg:apk/wolfi/kubeflow-pipelines-persistence_agentpkg:apk/wolfi/kubeflow-pipelines-scheduledworkflowpkg:bitnami/argo-workflowspkg:golang/github.com/argoproj/argo-workflowspkg:golang/github.com/argoproj/argo-workflows/v3pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2015.6
< 3.7.8-r0+ 26 more
- (no CPE)range: < 3.7.8-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 3.7.8-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 3.7.8-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 3.7.8-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 3.7.8-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 3.7.8-r0
- (no CPE)range: < 4.0.2-r0
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 2.15.0-r8
- (no CPE)range: < 3.6.17
- (no CPE)range: <= 2.5.3-rc4
- (no CPE)range: < 3.6.17
- (no CPE)range: < 0.0.20260205T172317-150000.1.146.1
Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-cv78-6m8q-ph82ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-23960ghsaADVISORY
- github.com/argoproj/argo-workflows/blob/9872c296d29dcc5e9c78493054961ede9fc30797/server/artifacts/artifact_server.goghsax_refsource_MISCWEB
- github.com/argoproj/argo-workflows/commit/159a5c56285ecd4d3bb0a67aeef4507779a44e17ghsax_refsource_MISCWEB
- github.com/argoproj/argo-workflows/releases/tag/v3.6.17ghsax_refsource_MISCWEB
- github.com/argoproj/argo-workflows/releases/tag/v3.7.8ghsax_refsource_MISCWEB
- github.com/argoproj/argo-workflows/security/advisories/GHSA-cv78-6m8q-ph82ghsax_refsource_CONFIRMWEB
News mentions
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