{"id":"CVE-2020-21656","aliases":["EUVD-2020-14424","GHSA-55xc-mp8m-rgvj"],"status":"published","title":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php...","description":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php?s=/Link/index.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0045,"percentile":0.39426,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-10-06T21:34:02Z","modified":"2026-06-17T03:03:50Z","products":[{"vendor":"xyhcms","product":"xyhcms"}],"references":[{"url":"https://github.com/gosea/xyhcms3/issues/2","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21656"},{"url":"https://github.com/advisories/GHSA-55xc-mp8m-rgvj"}],"sources":{"cve":[{"id":"CVE-2020-21656","description":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php?s=/Link/index.","status":"published","published":"2021-10-06T21:34:02Z","modified":"2024-08-04T14:30:33.625Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-14424","description":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php?s=/Link/index.","status":"published","published":"2021-10-06T21:34:02Z","modified":"2024-08-04T14:30:33Z","updated_at":"2026-11-03T03:07:23.288973Z"}],"ghsa":[{"id":"GHSA-55xc-mp8m-rgvj","title":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php...","description":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php?s=/Link/index.","status":"published","published":"2022-05-24T19:17:00Z","modified":"2023-01-30T05:02:37Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:40.912111Z"}],"nvd":[{"id":"CVE-2020-21656","description":"XYHCMS v3.6 contains a stored cross-site scripting (XSS) vulnerability in the component xyhai.php?s=/Link/index.","status":"published","published":"2021-10-06T22:15:07.983Z","modified":"2026-06-17T03:03:50.583Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:45.704484Z"}]}}