{"cve":"CVE-2023-3978","nvd":{"published":"2023-08-02T20:15:12.097","modified":"2026-06-17T06:15:34.287","status":"Modified","description":"Text nodes not in the HTML namespace are incorrectly literally rendered, causing text which should be escaped to not be. This could lead to an XSS attack.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://go.dev/cl/514896","https://go.dev/issue/61615","https://pkg.go.dev/vuln/GO-2023-1988","https://go.dev/cl/514896","https://go.dev/issue/61615"],"products":["golang:networking"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2023-3978","score":0.00851,"percentile":0.58217,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-2wrh-6pvc-2jm9","url":"https://osv.dev/vulnerability/GHSA-2wrh-6pvc-2jm9","summary":"Improper rendering of text nodes in golang.org/x/net/html","modified":"2026-09-10T03:50:08.520271871Z","packages":[{"ecosystem":"Go","name":"golang.org/x/net","purl":"pkg:golang/golang.org/x/net","ranges":["<0.13.0"],"fixed":["0.13.0"]}]},{"id":"GO-2023-1988","url":"https://osv.dev/vulnerability/GO-2023-1988","summary":"Improper rendering of text nodes in golang.org/x/net/html","modified":"2026-02-04T04:12:22.127281Z","packages":[{"ecosystem":"Go","name":"golang.org/x/net","purl":"pkg:golang/golang.org/x/net","ranges":["<0.13.0"],"fixed":["0.13.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}