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CVE-2025-61132

Date: October 22, 2025

A Host Header Injection vulnerability in the password reset component in levlaz braindump v0.4.14 allows remote attackers to conduct password reset poisoning and account takeover via manipulation of the Host header when Flask's url_for(_external=True) generates reset links without a fixed SERVER_NAME.

Severity Score

Related Resources (7)

https://portswigger.net/web-security/host-header/exploiting/password-reset-poisoning
https://gist.github.com/BrookeYangRui/94c3bee0c2cbc1ed81a21d4448550c21
https://github.com/levlaz/braindump/blob/9640dd03f99851dbd34dd6cac98a747a4a591b01/app/templates/auth/email/reset_password.html#L1-L8
https://nvd.nist.gov/vuln/detail/CVE-2025-61132
https://github.com/levlaz/braindump/blob/9640dd03f99851dbd34dd6cac98a747a4a591b01/app/auth/views.py#L131-L148
https://drive.google.com/file/d/1FmkctLdOTGMdy6GgLaTzfxemdVDeiA7J/view?usp=sharing
https://www.mend.io/vulnerability-database/CVE-2025-61132

Severity Score

Weakness Type (CWE)

Unverified Password Change

CWE-620

CVSS v3.1

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

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