CVE-2025-43931

9.8 CRITICAL

Published: July 07, 2025 Modified: April 15, 2026

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://gist.github.com/BrookeYangRui/19fcc6c19df7bb4d8437476c609a6129

Source: cve@mitre.org

https://github.com/MaxHalford/flask-boilerplate/blob/a170e7cec605906801680567c4279b30ccd9630b/app/views/user.py#L103-L126

Source: cve@mitre.org

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

0.1%

25th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-640

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