{"cve":"CVE-2021-46827","nvd":{"published":"2022-07-13T05:15:07.237","modified":"2026-06-17T04:15:37.490","status":"Modified","description":"An issue was discovered in Oxygen XML WebHelp before 22.1 build 2021082006 and 23.x before 23.1 build 2021090310. An XSS vulnerability in search terms proposals (in online documentation generated using Oxygen XML WebHelp) allows attackers to execute JavaScript by convincing a user to type specific text in the WebHelp output search field.","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://www.oxygenxml.com/security/advisory/SYNC-2021-072301.html","https://www.oxygenxml.com/security/advisory/SYNC-2021-072301.html"],"products":["sync:oxygen_publishing_engine","sync:oxygen_xml_author","sync:oxygen_xml_developer","sync:oxygen_xml_editor","sync:oxygen_xml_webhelp"],"source":"nvd","synced_at":"2026-10-19T21:33:44.859608815+00:00"},"epss":{"cve":"CVE-2021-46827","score":0.00467,"percentile":0.40427,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}