CVE-2026-78620

MEDIUM CVSS 3.1: 4.9 EPSS 0.34%
Updated Sep 22, 2026
Okta
Parameter Value
CVSS 4.9 (MEDIUM)
Affected Versions before 2026.9.1
Fixed In 2026.9.1
Type CWE-73 (External Control of File Name or Path)
Vendor Okta
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Okta Access_Gateway
cpe:2.3:a:okta:access_gateway:*:*:*:*:*:*:*:*
— 2026.9.1