Description
A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. This flaw affects dex versions before 2.27.0.
Scores
CVSS v3
9.8
EPSS
0.0036
EPSS Percentile
57.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-228
Status
published
Products (2)
dexidp/dex
0 - 2.27.0Go
linuxfoundation/dex
< 2.27.0
Published
May 28, 2021
Tracked Since
Feb 18, 2026