{"id":"CVE-2022-21662","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-21662","generatedAt":"2026-11-05T00:48:29.237Z","title":"Low-privileged authenticated users (like author) in WordPress core are able to execute JavaScript/perform stored XSS attack, which can affect high-privileged users.","description":"WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. Low-privileged authenticated users (like author) in WordPress core are able to execute JavaScript/perform stored XSS attack, which can affect high-privileged users. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this issue.","published":"2022-01-06T23:15:08.000Z","lastModified":"2026-06-17T04:26:43.000Z","status":"Modified","sourceIdentifier":"security-advisories@github.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":["wordpress/wordpress","debian/debian linux"],"epss":{"score":0.64529,"percentile":0.99241,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 64.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-699q-3hj9-889w","tags":["Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://lists.debian.org/debian-lts-announce/2022/01/msg00019.html","tags":["Mailing List","Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4UNEC63UU5GEU47IIR4RMTZAHNEOJG/","source":"security-advisories@github.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DM6XPH3JN6V4NF4WBOJTOXZIVE6VKKE3/","source":"security-advisories@github.com"},{"url":"https://wordpress.org/news/2022/01/wordpress-5-8-3-security-release/","tags":["Release Notes","Vendor Advisory"],"source":"security-advisories@github.com"},{"url":"https://www.debian.org/security/2022/dsa-5039","tags":["Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-699q-3hj9-889w","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/01/msg00019.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4UNEC63UU5GEU47IIR4RMTZAHNEOJG/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DM6XPH3JN6V4NF4WBOJTOXZIVE6VKKE3/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://wordpress.org/news/2022/01/wordpress-5-8-3-security-release/","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2022/dsa-5039","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-21662","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."}