{"id":"CVE-2021-24659","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-24659","generatedAt":"2026-10-27T20:23:01.556Z","title":"The PostX – Gutenberg Blocks for Post Grid WordPress plugin before 2.4.10 allows users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks via the plugin's block.","description":"The PostX – Gutenberg Blocks for Post Grid WordPress plugin before 2.4.10 allows users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks via the plugin's block.","published":"2021-09-27T16:15:09.000Z","lastModified":"2026-06-17T03:40:24.000Z","status":"Modified","sourceIdentifier":"contact@wpscan.com","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["wpxpo/postx - gutenberg blocks for post grid"],"epss":{"score":0.00547,"percentile":0.45601,"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 (0.55%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://wpscan.com/vulnerability/5f2fe510-7513-4d33-82d9-3107b3b3f2ae","tags":["Third Party Advisory"],"source":"contact@wpscan.com"},{"url":"https://wpscan.com/vulnerability/5f2fe510-7513-4d33-82d9-3107b3b3f2ae","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-24659","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."}