CVE-2026-121531: fallo de gravedad media en Umami
Umami 2FA Policy route.ts single-factor authentication
Publicada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
33Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 5.3epss 0.3%
A vulnerability has been found in Umami 3.3.x/3.4.0/3.4.1. This affects an unknown part of the file src/app/api/auth/login/route.ts of the component 2FA Policy Handler. The manipulation leads to use of single-factor authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Productos afectados
n/a · UmamiPoCs públicas encontradas — 1
cve_referencegithub.com/waterhunter2000-svg/vulnerability-reports/blob/main/03-umami-enforced-2fa-not-applied.mdno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
Referencias
https://github.com/umami-software/umami/security/advisories/GHSA-29fx-pxjg-35rmhttps://github.com/waterhunter2000-svg/vulnerability-reportshttps://github.com/waterhunter2000-svg/vulnerability-reports/blob/main/03-umami-enforced-2fa-not-applied.mdhttps://vuldb.com/cve/CVE-2026-121531https://vuldb.com/submit/1019994https://vuldb.com/vuln/430290https://vuldb.com/vuln/430290/cti