CVE-2026-78545 PUBLISHED

Improper Input Sanitization in Okta Access Gateway Application Label Configuration

Assigner: Okta
Reserved: 24.08.2026 Published: 08.09.2026 Updated: 08.09.2026

The Okta Access Gateway does not sanitize the application label field before including it in the generated nginx configuration file. The unsanitized value is interpolated into an nginx server block directive, resulting in execution of injected directives.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 6.6

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	High	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Okta
Product	Okta Access Gateway
Versions	Default: unaffected affected from 0 to 2026.9.1 (excl.)

Solutions

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

References

https://trust.okta.com/security-advisories/improper-input-sanitization-in-okta-access-gateway-application-label-configuration-cve-2026-78545/

Problem Types

Improper Control of Generation of Code