CVE-2026-49448

Published: Jun 2, 2026

Modified: Jun 3, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

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.

Vendor	Product	Versions
goauthentik	authentik	affected `< 2025.12.6` affected `< 2026.2.4` affected `< 2026.5.1`

Weaknesses (CWE)

CWE-287

CVSS v3.1 Details

CVSS v3.1 Vector

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

References

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

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CVE-2026-49448

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References