CVE-2025-14542CWE-501

CVE-2025-14542

High · published December 13, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
17.4
In the wild
Unconfirmed
What it is

⚡ A seemingly innocent JSON specification could spell disaster! A crafty provider can swap a benign manual for a malicious one, potentially leading your clients into a trap. 🔥 Think of it like a restaurant menu that seems delightful at first glance but can be secretly swapped to include harmful dishes if the chef is untrustworthy. You trust the menu, but what if it changes without your knowledge? This vulnerability opens the door for attackers to exploit clients by changing the Manual Endpoint with malicious content. If a client fetches this altered specification, it could lead to unauthorized access or even control over the client's operations—absolutely devastating!

Put simply

Think of it like a restaurant menu that seems delightful at first glance but can be secretly swapped to include harmful dishes if the chef is untrustworthy. You trust the menu, but what if it changes without your knowledge? CVE-2025-14542 allows a malicious provider to change the JSON Manual sent to clients, leading them to execute harmful commands or configurations due to a lack of trust verification on the fetched specifications.

What to do

This vulnerability opens the door for attackers to exploit clients by changing the Manual Endpoint with malicious content. If a client fetches this altered specification, it could lead to unauthorized access or even control over the client's operations—absolutely devastating! To mitigate this, ensure you implement strict validation for the JSON specification being fetched. Also, consider using HTTPS and verifying the source before trusting any remote Manual Endpoint. Regular audits of your dependency configurations can help as well. You've got this! Act now, and you'll ensure your systems stay secure and trustworthy! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00264 · 17.4th percentile
Weakness
CWE-501 · Trust Boundary Violation
Published
2025-12-13T21:16Z
References (2)
EPSS history
Timeline
  • 13 DEC 09:59Z
    Command execution in python-utcp allows attackers to achieve remote code execution when fetching a remote Manual from a malicious endpoint
    cvelistv5