{"id":"CVE-2021-25963","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-25963","generatedAt":"2026-10-27T22:26:51.592Z","title":"In Shuup, versions 1.6.0 through 2.10.8 are vulnerable to reflected Cross-Site Scripting (XSS) that allows execution of arbitrary javascript code on a victim browser.","description":"In Shuup, versions 1.6.0 through 2.10.8 are vulnerable to reflected Cross-Site Scripting (XSS) that allows execution of arbitrary javascript code on a victim browser. This vulnerability exists due to the error page contents not escaped.","published":"2021-09-30T08:15:06.000Z","lastModified":"2026-06-17T03:42:41.000Z","status":"Modified","sourceIdentifier":"vulnerabilitylab@mend.io","cvss":{"version":"3.1","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["shuup/shuup"],"epss":{"score":0.00955,"percentile":0.61143,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.95%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/shuup/shuup/commit/75714c37e32796eb7cbb0d977af5bcaa26573588","tags":["Patch","Third Party Advisory"],"source":"vulnerabilitylab@mend.io"},{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25963","tags":["Third Party Advisory"],"source":"vulnerabilitylab@mend.io"},{"url":"https://github.com/shuup/shuup/commit/75714c37e32796eb7cbb0d977af5bcaa26573588","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25963","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-25963","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}