CVE-2026-78552: Validation Bypass in Okta Access Gateway Custom Directives
Medium · CVSS 6.0 (CVSS 3.1)EPSS 0.39%, 32th percentilePublished Updated Assigner: Okta
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.
Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:L · CWE-693
Tracked companies
Mapped from the CVE’s affected-product data, NVD CPE matches, vendor advisories or package feeds. A mapping means the vendor’s software is named, not that its hosted service was exposed.
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Okta: Okta Access Gateway
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- trust.okta.com/security-advisories/validation-bypass-in-okta-access-gateway-custom-d… (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)