CVE-2026-15616

Local MFA not enforced during SSO sign-in

Critical · published July 23, 2026

CVSS v3.1
9.1
EPSS
1%
Percentile
43.9
In the wild
Unconfirmed
What it is

Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00529 · 43.9th percentile
Published
2026-07-23T15:43Z
EPSS history
Timeline
  • 23 JUL 15:43Z
    Local MFA not enforced during SSO sign-in
    cvelistv5