CVE-2026-72584

A time-of-check/time-of-use (TOCTOU) race condition in fastschema through v0.15.1 allows an unauthenticated remote attacker to bypass the OTP attempt limit on the account recovery flow, enabling brute-force attacks on 6-digit OTP codes.

CVSS v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/fastschema/fastschema
https://github.com/fastschema/fastschema/blob/main/pkg/auth/local.go

Configurations

No configuration.

History

23 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Una condición de carrera de tiempo de verificación/tiempo de uso (TOCTOU) en fastschema hasta la v0.15.1 permite a un atacante remoto no autenticado eludir el límite de intentos de OTP en el flujo de recuperación de cuenta, lo que permite ataques de fuerza bruta contra códigos OTP de 6 dígitos.

Information

Published : 2026-08-10 11:17

Updated : 2026-10-24 15:10

NVD link : CVE-2026-72584

Mitre link : CVE-2026-72584

CVE.ORG link : CVE-2026-72584

JSON object : View

Products Affected

No product.

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

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