Improper Input Sanitization in Okta Access Gateway Protected Rules
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
The Okta Access Gateway improperly handles input sanitization and regular expression evaluation within its Protected Rule authorization check, resulting in an authorization bypass when an administrator has explicitly configured a Protected Rule policy on one or more application resources.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Okta Access Gateway (Okta) Fixed in 2026.9.1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Okta Access Gateway 2026.9.1
11 records Highest priority Priority MEDIUM 1 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2026-54670 Improper Handling of SAML Assertion Attributes in Okta Access Gateway Advanced Mode DatastoresPriority MEDIUM 43
- TI-2026-54618 Improper Input Handling in Okta Access Gateway Management Console Exception HandlerPriority LOW 34
- TI-2026-54615 Improper Input Sanitization in Okta Access Gateway Application Label ConfigurationPriority LOW 34
Timeline
- 2026-10-02 Threatist record created from CVE-2026-78626
- 2026-10-03 Alias added: GHSA-4vpp-8gg6-2rvh
References
More Okta Access Gateway vulnerabilities
- TI-2021-09349 A command injection vulnerability in the cookieDomain and relayDomain parameters of Okta… CVSS 3.1MEDIUM 6.7
- TI-2026-54670 Improper Handling of SAML Assertion Attributes in Okta Access Gateway Advanced Mode Datastores CVSS 3.1CRITICAL 9.9
- TI-2026-54618 Improper Input Handling in Okta Access Gateway Management Console Exception Handler CVSS 3.1HIGH 7.2
- TI-2026-54615 Improper Input Sanitization in Okta Access Gateway Application Label Configuration CVSS 3.1HIGH 7.2
- TI-2026-54631 Improper Input Sanitization in Okta Access Gateway LDAP Datastore Filter Interpolation CVSS 3.1MEDIUM 6.8
- TI-2026-54676 Improper Input Neutralization in Okta Access Gateway SNMP Configuration Processing CVSS 3.1MEDIUM 6.7
Sources
- CVE-2026-78626 · CVE Program
- CVE-2026-78626 · NVD
- FIRST EPSS
- GHSA-4vpp-8gg6-2rvh · GitHub Advisory Database · CC BY 4.0
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