{"cve":"CVE-2018-19057","nvd":{"published":"2018-11-07T15:29:00.297","modified":"2026-06-17T01:48:42.327","status":"Modified","description":"SimpleMDE 1.11.2 has XSS via an onerror attribute of a crafted IMG element, or via certain input with [ and ( characters, which is mishandled during construction of an A element.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/sparksuite/simplemde-markdown-editor/issues/721","https://github.com/sparksuite/simplemde-markdown-editor/issues/721"],"products":["sparksuite:simplemde"],"source":"nvd","synced_at":"2026-10-19T20:53:59.789560037+00:00"},"epss":{"cve":"CVE-2018-19057","score":0.00788,"percentile":0.56208,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-wg85-p6j7-gp3w","url":"https://osv.dev/vulnerability/GHSA-wg85-p6j7-gp3w","summary":"SimpleMDE XSS Vulnerability","modified":"2023-11-08T04:00:06.778Z","packages":[{"ecosystem":"npm","name":"simplemde","purl":"pkg:npm/simplemde","ranges":["<=1.11.2"],"fixed":[]}]}],"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."]}