CVE-2026-78627

Analyzed Analyzed - Analysis Complete

Okta Hyperdrive Integration OAuth Client Secret Exposure

Publication date: 2026-09-08

Last updated on: 2026-09-22

Assigner: Okta

Description

The Okta Hyperdrive Integration installer does not mask the OAuth client secret when passed as an MSI property. The credential is recorded in plaintext in the installer log, the Application Event Log, and the process command line, all of which are readable by an authenticated local user on the workstation.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-08

Last Modified

2026-09-22

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-78627

Affected Vendors & Products

Vendor	Product	Version / Range
okta	hyperdrive	From 1.2.0 (inc) to 1.5.2 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-532	The product writes sensitive information to a log file.

Attack-Flow Graph

Executive Summary

The Okta Hyperdrive Integration installer exposes the OAuth client secret in plaintext through multiple channels. This includes installer logs, the Application Event Log, and the process command line. An authenticated local user on the workstation can access these details, potentially leading to unauthorized credential exposure.

Detection Guidance

Check installer logs for plaintext OAuth client secrets in Okta Hyperdrive Integration logs. Inspect Application Event Logs for exposed credentials. Review process command lines for unmasked secrets during installation.

Impact Analysis

An attacker with local access could retrieve the OAuth client secret, allowing them to impersonate the application or service using the credentials. This could lead to data breaches, unauthorized access to sensitive resources, or further exploitation within the network.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR's data protection principles or HIPAA's security requirements. Organizations may face compliance violations, legal penalties, or reputational damage due to potential data exposure.

Mitigation Strategies

Rotate any exposed OAuth client secrets immediately. Restrict local user access to installer logs and Event Logs. Update Okta Hyperdrive Integration to the latest patched version if available.

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