{"id":"CVE-2020-27388","aliases":["EUVD-2022-4837","GHSA-pwgg-r6fq-mf94"],"status":"published","title":"YOURLS Stored Cross Site Scripting (XSS)","description":"Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.","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":"2026-11-11","score":0.00715,"percentile":0.54175,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2020-10-23T19:59:37Z","modified":"2026-07-09T01:16:41Z","fixes":[{"ecosystem":"Packagist","package":"yourls/yourls","fixed_in":["1.8"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"yourls/yourls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.5"},{"fixed":"1.8"}]}]},{"source":"osv","ecosystem":"Packagist","package":"yourls/yourls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.5"},{"fixed":"1.8"}]}],"versions":["1.7.1","1.7.2","1.7.3","1.7.4","1.7.5","1.7.6","1.7.9"]}],"products":[{"vendor":"yourls","product":"yourls"}],"references":[{"url":"https://johnjhacking.com/blog/cve-2020-27388/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/YOURLS/YOURLS/pull/2761","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27388","tags":["advisory"]},{"url":"https://github.com/YOURLS/YOURLS/pull/2761/commits/93396c14587ece4f3d7bcb654f6d22eb0bae7d74","tags":["web"]},{"url":"https://github.com/YOURLS/YOURLS/commit/04495e8b17ffeedb695ef5a64389f6bee15d57fb","tags":["web"]},{"url":"http://yourls.org","tags":["web"]},{"url":"https://github.com/advisories/GHSA-pwgg-r6fq-mf94"},{"url":"https://github.com/YOURLS/YOURLS","tags":["package"]},{"url":"https://johnjhacking.com/blog/cve-2020-27388","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-27388","description":"Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.","status":"published","published":"2020-10-23T19:59:37Z","modified":"2026-07-09T00:11:37.77Z","updated_at":"2026-11-02T14:35:53.552996Z"}],"euvd":[{"id":"EUVD-2022-4837","description":"Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.","status":"published","published":"2020-10-23T19:59:37Z","modified":"2026-07-09T00:11:37Z","updated_at":"2026-11-02T18:20:09.583461Z"}],"ghsa":[{"id":"GHSA-pwgg-r6fq-mf94","title":"YOURLS Stored Cross Site Scripting (XSS)","description":"Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.","status":"published","published":"2022-05-24T17:32:11Z","modified":"2024-01-10T20:52:54Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:30.812736Z"}],"nvd":[{"id":"CVE-2020-27388","description":"Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.","status":"published","published":"2020-10-23T20:15:12.003Z","modified":"2026-07-09T01:16:41.77Z","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":"2026-11-02T14:06:20.704992Z"}],"osv":[{"id":"GHSA-pwgg-r6fq-mf94","title":"YOURLS Stored Cross Site Scripting (XSS)","description":"Multiple Stored Cross Site Scripting (XSS) vulnerabilities exist in the YOURLS Admin Panel, Versions 1.5 - 1.7.10. An authenticated user must modify a PHP plugin with a malicious payload and upload it, resulting in multiple stored XSS issues.","status":"published","published":"2022-05-24T17:32:11Z","modified":"2024-02-16T08:10:44.093191Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:53.700556Z"}]}}