PT-2026-7893 · Traefik+2 · Traefik+2

Imlonghao · Publicado 2026-02-12 · Atualizado 2026-04-16 · CVE-2026-25748

Positive Technologies (AI Summary)

CVSS v3.1

8.6

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions authentik versions prior to 2025.10.4 authentik versions prior to 2025.12.4

Description authentik is an open-source identity provider. A malformed cookie could bypass authentication when using forward authentication with the authentik Proxy Provider in conjunction with Traefik or Caddy as a reverse proxy. The absence of authentik-specific X-Authentik-* headers with a malicious cookie could grant access to an attacker, depending on the application.

Recommendations Update to authentik version 2025.10.4 or later. Update to authentik version 2025.12.4 or later.

Exploit

Correção

Improper Authentication

Enumeração de Fraquezas

CWE-287

Identificadores relacionados

BIT-AUTHENTIK-2026-25748

CVE-2026-25748

GHSA-FJ56-5763-J8PP

Produtos afetados

Caddy

Traefik

Authentik

Referências · 12

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25748.json · Exploit
• https://github.com/goauthentik/authentik/releases/tag/version%2F2025.10.4 · Nota
• https://github.com/goauthentik/authentik/security/advisories/GHSA-fj56-5763-j8pp · Aviso do Fabricante
• https://github.com/goauthentik/authentik/releases/tag/version%2F2025.12.4 · Nota
• https://twitter.com/CveFindCom/status/2022071067452260718 · Publicação no Twitter
• https://osv.dev/vulnerability/BIT-authentik-2026-25748 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-25748 · Nota de Segurança
• https://twitter.com/VulmonFeeds/status/2022117928968036749 · Publicação no Twitter
• https://twitter.com/pulsepatchio/status/2022683330249212008 · Publicação no Twitter
• https://reddit.com/r/selfhosted/comments/1r3o9od/authentik_current_release_patches_cves · Publicação no Reddit
• https://twitter.com/CVEnew/status/2022037594192720131 · Publicação no Twitter
• https://osv.dev/vulnerability/CVE-2026-25748 · Aviso do Fabricante