{"id":"CVE-2023-28121","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-28121","generatedAt":"2026-11-04T23:32:04.592Z","title":"An issue in WooCommerce Payments plugin for WordPress (versions 5.6.1 and lower) allows an unauthenticated attacker to send requests on behalf of an elevated user, like administrator.","description":"An issue in WooCommerce Payments plugin for WordPress (versions 5.6.1 and lower) allows an unauthenticated attacker to send requests on behalf of an elevated user, like administrator. This allows a remote, unauthenticated attacker to gain admin access on a site that has the affected version of the plugin activated.","published":"2023-04-12T21:15:28.000Z","lastModified":"2026-06-17T05:46:55.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-287"],"affected":["automattic/woocommerce payments","automattic/woopayments"],"epss":{"score":0.87448,"percentile":0.99756,"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 87.4%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://developer.woocommerce.com/2023/03/23/critical-vulnerability-detected-in-woocommerce-payments-what-you-need-to-know/","tags":["Vendor Advisory"],"source":"support@hackerone.com"},{"url":"https://www.rcesecurity.com/2023/07/patch-diffing-cve-2023-28121-to-compromise-a-woocommerce/","source":"support@hackerone.com"},{"url":"https://developer.woocommerce.com/2023/03/23/critical-vulnerability-detected-in-woocommerce-payments-what-you-need-to-know/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.rcesecurity.com/2023/07/patch-diffing-cve-2023-28121-to-compromise-a-woocommerce/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-28121","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."}