CVE-2025-61136

A Host Header Injection vulnerability in the password reset component in axewater sharewarez v2.4.3 allows remote attackers to conduct password reset poisoning…

High · published October 23, 2025

CVSS v3.1
7.1
EPSS
0%
Percentile
38.1
In the wild
Unconfirmed
What it is

⚡ A crafty Host Header Injection lets attackers hijack password resets in axewater sharewarez v2.4.3 — it's like someone sneaking in the wrong address for your pizza delivery! 🍕 Think of it as a delivery person being told to drop off a package at a house with a similar name but the wrong zip code. Instead of your password reset link going to you, it ends up in the hands of a hacker! This vulnerability could lead to devastating account takeovers, allowing attackers to reset passwords and seize control of user accounts. Imagine your digital life being accessible to anyone who can manipulate that header—personal data, confidential messages, you name it!

Put simply

Think of it as a delivery person being told to drop off a package at a house with a similar name but the wrong zip code. Instead of your password reset link going to you, it ends up in the hands of a hacker! The host header injection flaw occurs because the Flask framework's `url_for(_external=True)` generates reset links without a fixed SERVER_NAME, allowing attackers to replace legitimate URLs with malicious ones.

What to do

This vulnerability could lead to devastating account takeovers, allowing attackers to reset passwords and seize control of user accounts. Imagine your digital life being accessible to anyone who can manipulate that header—personal data, confidential messages, you name it! To protect against this, immediately update axewater sharewarez to version 2.4.4 or higher. Additionally, ensure that SERVER_NAME is properly configured and validated in your application settings to prevent unauthorized modifications. 🛡️ You've got this! With these steps, you'll fortify your defenses against this sneaky vulnerability! 🚀

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
CVSS v4.0
Not supplied
EPSS
0.00450 · 38.1th percentile
Published
2025-10-23T00:00Z
EPSS history
Timeline
  • 23 OCT 00:00Z
    A Host Header Injection vulnerability in the password reset component in axewater sharewarez v2.4.3 allows remote attackers to conduct password reset poisoning…
    cvelistv5