CVE-2026-49448

criticalpriority · track · 0EPSS 0.006 · 47 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.58% (47th) EPSS

CVSS 9.8 · critical

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-23

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

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · security-advisories@github.comexploitability 3.9 · impact 5.9

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287US

affected products (9)

Products and version ranges known to be affected.

goauthentik authentik≤ < 2026.2.4enisa_euvdEU
goauthentik authentik≤ < 2025.12.6enisa_euvdEU
goauthentik authentik≤ < 2026.5.1enisa_euvdEU
goauthentik authentik< 2025.12.6nvdUScpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:*
goauthentik authentik2026.2.0 → 2026.2.4nvdUScpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:*
goauthentik authentik2026.5.0 → 2026.5.1nvdUScpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:*
Bitnami authentik< 2025.12.6osvUSpkg:bitnami/authentik
Bitnami authentik2026.0.0 → 2026.2.4osvUSpkg:bitnami/authentik
Bitnami authentik2026.3.0 → 2026.5.1osvUSpkg:bitnami/authentik

advisories (1)

Vendor and ecosystem advisories describing this.

BIT-authentik-2026-49448authentik: SourceStage bypass via empty POST2026-06-05vendor · osvUS
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.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2026-06-02modified 2026-07-22

references (4)

External citations — patches, advisories, analysis.

scry

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