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CVE-2026-78574 Okta CVE debrief

The Okta Hyperdrive Integration plugin has a vulnerability that allows an unverified assembly to execute within the context of the host process or elevated installer. This occurs because the plugin resolves a required assembly using a registry path within the current user's hive without integrity verification, and loads the referenced path via Assembly.LoadFrom without signature validation.

Vendor
Okta
Product
Okta Hyperdrive Integration Plugin
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-08
Original CVE updated
2026-09-23
Advisory published
2026-09-08
Advisory updated
2026-09-23

Who should care

Defenders responsible for securing Okta Hyperdrive Integration plugin deployments should assess exposure and verify the integrity of assemblies loaded by the plugin. This includes operators, platform administrators, vulnerability management teams, and security teams who need to ensure the plugin is properly configured and monitored for suspicious activity.

Why it matters

The Okta Hyperdrive Integration plugin vulnerability allows an unverified assembly to execute within the context of the host process or elevated installer, potentially leading to elevation of privileges or compromise of sensitive data. Defenders responsible for securing Okta Hyperdrive Integration plugin deployments should assess exposure and verify the integrity of assemblies loaded by the plugin.

  • Potential execution of unverified assemblies within the context of the host process or elevated installer
  • Possible elevation of privileges or compromise of sensitive data

Technical summary

The Okta Hyperdrive Integration plugin resolves a required assembly using a registry path within the current user's hive without integrity verification. The referenced path is loaded via Assembly.LoadFrom without signature validation, resulting in an unverified assembly executing within the context of the host process or elevated installer. This vulnerability allows an attacker to potentially execute malicious code, leading to elevation of privileges or compromise of sensitive data. Defenders should prioritize verifying the integrity of assemblies loaded by the Okta Hyperdrive Integration plugin and ensuring that the plugin is properly configured to prevent loading unverified assemblies.

Defensive priority

Defenders should prioritize verifying the integrity of assemblies loaded by the Okta Hyperdrive Integration plugin and ensuring that the plugin is properly configured to prevent loading unverified assemblies.

Recommended defensive actions

  • Verify the integrity of assemblies loaded by the Okta Hyperdrive Integration plugin
  • Ensure that the plugin is properly configured to prevent loading unverified assemblies
  • Monitor for suspicious activity related to the Okta Hyperdrive Integration plugin
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD vulnerability detail provide information on the vulnerability, but do not specify which versions are affected or provide remediation steps. The vendor advisory provides additional information on the vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-78574 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-78574

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-78574 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-78574

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://trust.okta.com/security-advisories/improper-assembly-resolution-in-okta-hyperdrive-integration-plugin-registry-handling-cve-2026-78574

    [email protected] - Vendor Advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.