What’s Vulnerable › Vulnerabilities
CVE-2026-115546: Authentication Source Verification Issue in Okta Access Gateway
- Severity: high (CVSS 8.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-23 · updated 2026-10-23
- Weakness: CWE-287
Description
Okta Access Gateway (OAG) does not validate the selected authentication source during sign-on. An authenticated user with an active session can modify the authentication source parameter, which may generate a SAML assertion granting access to the Admin Console.
Affected products
- Okta Access Gateway: before 2026.10.2 — fixed in 2026.10.2
How to fix
Upgrade to a fixed version: Okta Access Gateway 2026.10.2. Check the vendor advisory for mitigations.
References
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