Agents and Access Gateway
CVE-2026-78545: Improper Input Sanitization in Okta Access Gateway Application Label Configuration
The Okta Access Gateway does not sanitize the application label field before including it in the generated nginx configuration file.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityMEDIUMCVSS 3.1 6.6
EPSS0.38%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Okta Access Gateway 0 | 2026.9.1 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
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.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 12 Oct 2026.