CVE-2026-49448

CRITICAL EPSS 27.9%

Published Jun 2, 20264w ago · Modified Jun 17, 20262w ago

9.8 CVSS 3.1

Critical

Published Jun 2, 2026 4w ago

Last Modified Jun 17, 2026 2w ago

Description

authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, the Source stage can be bypassed by sending an empty POST. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.

CVSS Details

Base Score

9.8

Exploitability

3.9

Impact

5.9

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

27.9% percentile

Exploit & Patch Status

Public Exploit Known

No Patch Available

Weaknesses 1

CWE-287 Improper Authentication Authentication

Affected Products 3

Vendor	Product	Version	Range
goauthentik	authentik	*	<2025.12.6
goauthentik	authentik	*	≥2026.2.0 – <2026.2.4
goauthentik	authentik	*	≥2026.5.0 – <2026.5.1

References 1

github.com https://github.com/goauthentik/authentik/security/advisories/GHSA-xp7f-xjjx-gwm8

ExploitVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.