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Fencer Vulns
high 7.5

CVE-2026-78574 json

Improper Assembly Resolution in Okta Hyperdrive Integration Plugin Registry Handling

published 2026-09-08 2 mo ago modified 2026-09-23 46 d ago also EUVD-2026-74175

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits
0
none known

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.

Patch / fix

  • Okta Okta Hyperdrive Integration Plugin 1.5.2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
59 d ago

Exploit prediction

0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
NVD 3.1 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected products

  • Okta Okta Hyperdrive Integration Plugin

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.