CVE-2026-115546highCWE-287CWE-639

CVE-2026-115546: high-severity vulnerability in Okta Access Gateway

Authentication Source Verification Issue in Okta Access Gateway

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.1epss 0.4%
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Okta · Okta Access Gateway
Related CVEs — Okta Access Gateway

In the same product, most dangerous first.

CVE-2026-115547CRITICALCommand Execution via Admin Console Input in Okta Access GatewayEPSS 0.5%CVE-2026-78624MEDIUMImproper Path Validation in Okta Access Gateway Backup and Restore FunctionalityEPSS 0.5%CVE-2026-78623HIGHImproper Handling of SAML Assertion Attributes in Okta Access Gateway Advanced Mode DatastoresEPSS 0.4%CVE-2026-78552MEDIUMValidation Bypass in Okta Access Gateway Custom DirectivesEPSS 0.4%CVE-2026-78550MEDIUMImproper Input Handling in Okta Access Gateway Management Console Exception HandlerEPSS 0.4%CVE-2026-78545MEDIUMImproper Input Sanitization in Okta Access Gateway Application Label ConfigurationEPSS 0.4%