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CVE-2026-78620 Details

Description

The Okta Access Gateway Kerberos configuration handler does not validate file paths specified in event payloads before writing file contents. The path from the event payload is used directly as the write destination, resulting in files being written to unintended locations on the appliance filesystem.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.9 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

CNA: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://trust.okta.com/security-advisories/improper-path-validation-in-okta-access-gateway-kerberos-configuration-handling-cve-2026-78620	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-73	External Control of File Name or Path	[email protected]

Affected Products

Product	Versions
okta access gateway	< 2026.9.1
CPE cpe:2.3:a:okta:access_gateway:::::::: Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Sep 22, 2026	Initial Analysis	[email protected]
Sep 10, 2026	CVE Modified	CISA-ADP
Sep 8, 2026	New CVE Received	[email protected]