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CVE-2025-43931

Date: July 6, 2025

flask-boilerplate through a170e7c allows account takeover via the password reset feature because SERVER_NAME is not configured and thus a reset depends on the Host HTTP header.

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-43931
https://github.com/MaxHalford/flask-boilerplate/blob/a170e7cec605906801680567c4279b30ccd9630b/app/views/user.py#L103-L126
https://gist.github.com/BrookeYangRui/19fcc6c19df7bb4d8437476c609a6129
https://www.mend.io/vulnerability-database/CVE-2025-43931

Severity Score

Weakness Type (CWE)

Weak Password Recovery Mechanism for Forgotten Password

CWE-640

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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