{"cve":"CVE-2018-20838","nvd":{"published":"2019-05-13T05:29:00.223","modified":"2026-06-17T01:53:34.130","status":"Modified","description":"ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://ampforwp.com/critical-security-issues-has-been-fixed-in-0-9-97-20-version/","https://plugins.trac.wordpress.org/browser/accelerated-mobile-pages/trunk/changelog.txt","https://wordpress.org/plugins/accelerated-mobile-pages/#developers","https://www.wordfence.com/blog/2018/11/xss-injection-campaign-exploits-wordpress-amp-plugin/","https://ampforwp.com/critical-security-issues-has-been-fixed-in-0-9-97-20-version/"],"products":["magazine3:amp_for_wp"],"source":"nvd","synced_at":"2026-10-19T20:56:19.218283075+00:00"},"epss":{"cve":"CVE-2018-20838","score":0.01058,"percentile":0.64488,"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."]}