{"cve":"CVE-2018-17056","nvd":{"published":"2018-09-28T00:29:02.727","modified":"2026-06-17T01:45:17.310","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in ServiceStack in Progress Sitefinity CMS versions 10.2 through 11.0 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.","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://insinuator.net/2018/10/vulnerabilities-in-sitefinity-wcms-a-success-story-of-a-responsible-disclosure-process/","https://knowledgebase.progress.com/articles/Article/Security-Advisory-for-Resolving-Security-vulnerabilities-September-2018","https://insinuator.net/2018/10/vulnerabilities-in-sitefinity-wcms-a-success-story-of-a-responsible-disclosure-process/","https://knowledgebase.progress.com/articles/Article/Security-Advisory-for-Resolving-Security-vulnerabilities-September-2018"],"products":["progress:sitefinity_cms"],"source":"nvd","synced_at":"2026-10-19T20:53:14.491561039+00:00"},"epss":{"cve":"CVE-2018-17056","score":0.00819,"percentile":0.57197,"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."]}