Improper Handling of SAML Assertion Attributes in Okta Access Gateway Advanced Mode Datastores

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-78623
StatePUBLISHED
AssignerOkta
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-08 20:18:37 UTC
Updated2026-09-22 20:27:41 UTC
DescriptionThe Okta Access Gateway does not sanitize SAML assertion values before interpolating them into database queries in the advanced mode datastore configuration. The unsanitized values are substituted directly into the query string prior to preparation, resulting in unintended SQL execution against the configured backend database.

Risk And Classification

Primary CVSS: v3.1 9.9 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.003080000 probability, percentile 0.238470000 (date 2026-09-23)

Problem Types: CWE-89 | CWE-89 Improper Neutralization of Special Elements used in an SQL Command

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.1[email protected]Secondary7.7HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L
3.1CNADECLARED7.7HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Okta Access Gateway All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Okta Okta Access Gateway affected 2026.9.1 semver Not specified

References

ReferenceSourceLinkTags
trust.okta.com/security-advisories/improper-handling-of-saml-assertion-attri... [email protected] trust.okta.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Upgrade the Okta Access Gateway appliance to version 2026.9.1 or greater.

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