Vulnerability DatabaseCVE-2026-72584
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CVE-2026-72584
Published:August 10, 2026
Updated:August 31, 2026
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.
Related Resources (4)
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72584.json
https://github.com/fastschema/fastschema
https://nvd.nist.gov/vuln/detail/CVE-2026-72584
https://github.com/fastschema/fastschema/blob/main/pkg/auth/local.go
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CVSS v4
Base Score:
9.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Time-of-check Time-of-use (TOCTOU) Race Condition
CWE-367
EPSS
Base Score:
0.25