CVE-2026-78626
Improper Input Sanitization in Okta Access Gateway Protected Rules
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper Input Sanitization in Okta Access Gateway Protected Rules
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.
- Record
CVE-2026-78626- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2026-74174
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.
- Record
EUVD-2026-74174- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4vpp-8gg6-2rvh
The Okta Access Gateway improperly handles input sanitization and regular expression evaluation...
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.
- Record
GHSA-4vpp-8gg6-2rvh- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-78626- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-78626 is a high vulnerability (CVSS 8.1) in Okta Access Gateway, published September 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. No source names a fixed version.