{"cve":{"cve_id":"CVE-2026-42506","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":0.00235,"epss_percentile":0.14325,"epss_as_of":"2026-08-26","description":"Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML before rendering.","published_at":"2026-05-22T15:01:21.056000Z","last_modified_at":"2026-07-23T16:10:00.137000Z","cvss_v3_score":6.1,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":["CWE-79"],"nvd_references":["https://go.dev/issue/79571","https://groups.google.com/g/golang-announce/c/iI-mYSI0lu8","https://go.dev/cl/781700","https://pkg.go.dev/vuln/GO-2026-5025"],"vuln_status":"Analyzed","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":"2026-07-24T12:51:15.010401Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"R","value_label":"Required"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"L","value_label":"Low"},{"metric":"I","name":"Integrity","value":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"golang","vendor_name":"Golang","product_slug":"net","product_name":"net","version_start":null,"version_start_inclusive":null,"version_end":"0.55.0","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:golang:net:*:*:*:*:*:go:*:*"},{"vendor_slug":"golang.org-x-net","vendor_name":"golang.org/x/net","product_slug":"golang.org-x-net-html","product_name":"golang.org/x/net/html","version_start":"0","version_start_inclusive":true,"version_end":"0.55.0","version_end_inclusive":false,"cpe23_uri":"cve5:golang.org-x-net:golang.org-x-net-html:0:0.55.0"}],"exploit_refs":[],"news":[],"references":[{"url":"https://go.dev/issue/79571","source_type":"MISC","tags":[]},{"url":"https://groups.google.com/g/golang-announce/c/iI-mYSI0lu8","source_type":"MISC","tags":[]},{"url":"https://go.dev/cl/781700","source_type":"MISC","tags":[]},{"url":"https://pkg.go.dev/vuln/GO-2026-5025","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-05-22T15:01:21.056000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:54:12.493575Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:54:12.493575Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:54:12.493575Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"}]}