{"cve":{"cve_id":"CVE-2026-23960","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00245,"epss_percentile":0.15477,"epss_as_of":"2026-06-23","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.","published_at":"2026-01-21T22:02:50.491000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":7.3,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","cvss_v4_severity":"HIGH","ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-79"],"nvd_references":["https://github.com/argoproj/argo-workflows/security/advisories/GHSA-cv78-6m8q-ph82","https://github.com/argoproj/argo-workflows/commit/159a5c56285ecd4d3bb0a67aeef4507779a44e17","https://github.com/argoproj/argo-workflows/blob/9872c296d29dcc5e9c78493054961ede9fc30797/server/artifacts/artifact_server.go#L194-L244","https://github.com/argoproj/argo-workflows/releases/tag/v3.6.17","https://github.com/argoproj/argo-workflows/releases/tag/v3.7.8"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:29:18.510865Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":"4.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"H","value_label":"High"},{"metric":"AT","name":"Attack Requirements","value":"N","value_label":"None"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"A","value_label":"Active"},{"metric":"VC","name":"Confidentiality (Vulnerable System)","value":"H","value_label":"High"},{"metric":"VI","name":"Integrity (Vulnerable System)","value":"H","value_label":"High"},{"metric":"VA","name":"Availability (Vulnerable System)","value":"H","value_label":"High"},{"metric":"SC","name":"Confidentiality (Subsequent System)","value":"N","value_label":"None"},{"metric":"SI","name":"Integrity (Subsequent System)","value":"N","value_label":"None"},{"metric":"SA","name":"Availability (Subsequent System)","value":"N","value_label":"None"}]},"affected":[{"vendor_slug":"argoproj","vendor_name":"argoproj","product_slug":"argo-workflows","product_name":"argo-workflows","version_start":"< 3.6.17","version_start_inclusive":true,"version_end":"< 3.6.17","version_end_inclusive":true,"cpe23_uri":"cve5:argoproj:argo-workflows:< 3.6.17:< 3.6.17"},{"vendor_slug":"argoproj","vendor_name":"argoproj","product_slug":"argo-workflows","product_name":"argo-workflows","version_start":">= 3.7.0, < 3.7.8","version_start_inclusive":true,"version_end":">= 3.7.0, < 3.7.8","version_end_inclusive":true,"cpe23_uri":"cve5:argoproj:argo-workflows:>= 3.7.0, < 3.7.8:>= 3.7.0, < 3.7.8"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/argoproj/argo-workflows/security/advisories/GHSA-cv78-6m8q-ph82","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://github.com/argoproj/argo-workflows/commit/159a5c56285ecd4d3bb0a67aeef4507779a44e17","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/argoproj/argo-workflows/blob/9872c296d29dcc5e9c78493054961ede9fc30797/server/artifacts/artifact_server.go#L194-L244","source_type":"MISC","tags":[]},{"url":"https://github.com/argoproj/argo-workflows/releases/tag/v3.6.17","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/argoproj/argo-workflows/releases/tag/v3.7.8","source_type":"PATCH","tags":["patch"]}],"timeline":[{"type":"published","at":"2026-01-21T22:02:50.491000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:51:54.153642Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:51:54.153642Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:51:54.153642Z","label":"CVSS score revised","source":"cvelistv5"}]}