{"id":"CVE-2026-78552","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-78552","generatedAt":"2026-10-28T02:10:01.289Z","title":"The field is interpolated directly into the nginx server block without inspection, resulting in execution of injected directives.","description":"The Okta Access Gateway does not apply its Lua directive restriction to the application-level custom configuration field. The field is interpolated directly into the nginx server block without inspection, resulting in execution of injected directives.","published":"2026-09-08T20:18:36.000Z","lastModified":"2026-09-23T17:51:08.000Z","status":"Analyzed","sourceIdentifier":"psirt@okta.com","cvss":{"version":"3.1","score":4.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-693"],"affected":["okta/access gateway"],"epss":{"score":0.00386,"percentile":0.3245,"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 (0.39%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-09-23T19:00:09.000Z","detail":{"from":"6.0","score":"4.9","severity":"MEDIUM","fromSeverity":"MEDIUM"},"summary":"Now scored CVSS 4.9 MEDIUM (was 6.0)."}],"references":[{"url":"https://trust.okta.com/security-advisories/validation-bypass-in-okta-access-gateway-custom-directives-cve-2026-78552","tags":["Vendor Advisory"],"source":"psirt@okta.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-78552","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."}