CVE-2026-49443: CWE-287: Improper Authentication in goauthentik authentik
authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.
AI Analysis
Technical Summary
CVE-2026-49443 describes an improper authentication vulnerability in authentik before versions 2025.12.6, 2026.2.4, and 2026.5.1. An attacker with the capability to alter a source connection and possessing an account in one of the configured sources can bypass authentication controls to access any account. This issue is resolved in the stated patched versions.
Potential Impact
Successful exploitation allows an attacker with limited privileges (an account in a configured source and ability to change a source connection) to authenticate as any user, leading to full confidentiality, integrity, and availability compromise of affected accounts and potentially the system.
Mitigation Recommendations
A fix is available in authentik versions 2025.12.6, 2026.2.4, and 2026.5.1. Users should upgrade to one of these versions or later to remediate this vulnerability. No additional vendor advisory details are provided; therefore, patching is the primary recommended action.
CVE-2026-49443: CWE-287: Improper Authentication in goauthentik authentik
Description
authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patched in versions 2025.12.6, 2026.2.4, and 2026.5.1.
CVSS v3.1
Score 8.8high
Affected software
pkg:golang/github.com/goauthentik/authentikRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-49443 describes an improper authentication vulnerability in authentik before versions 2025.12.6, 2026.2.4, and 2026.5.1. An attacker with the capability to alter a source connection and possessing an account in one of the configured sources can bypass authentication controls to access any account. This issue is resolved in the stated patched versions.
Potential Impact
Successful exploitation allows an attacker with limited privileges (an account in a configured source and ability to change a source connection) to authenticate as any user, leading to full confidentiality, integrity, and availability compromise of affected accounts and potentially the system.
Mitigation Recommendations
A fix is available in authentik versions 2025.12.6, 2026.2.4, and 2026.5.1. Users should upgrade to one of these versions or later to remediate this vulnerability. No additional vendor advisory details are provided; therefore, patching is the primary recommended action.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-05-30T02:43:33.106Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1f41c3e29bf47b5000d1af
Added to database: 06/02/2026, 20:49:07 UTC
Last enriched: 06/10/2026, 11:17:16 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 98
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