CVE-2026-78631

medium

Description

The Okta Hyperdrive Agent writes the decoded SAML bearer assertion to a local application log file at the default log level on every successful MFA completion. This insertion of sensitive information into the log file makes a live authentication credential readable by any local user with access to the log file.

References

https://trust.okta.com/security-advisories/improper-restriction-of-sensitive-information-in-okta-hyperdrive-agent-logging-cve-2026-78631

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-74183

Details

Source: Mitre, NVD

Published: 2026-09-08

Updated: 2026-09-22

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00137