CVE-2020-7725

Prototype Pollution

Critical · published September 1, 2020

CVSS v3.1
9.8
EPSS
2%
Percentile
79.7
In the wild
Unconfirmed
What it is

🔥 A simple function call can lead to devastating Prototype Pollution! Think of it like a chef who cooks without checking ingredients — when a recipe allows a dish to be changed on the fly, chaos ensues. In programming, the setValue function lets attackers alter object prototypes, causing unexpected behavior in the application. An attacker could craft malicious input that changes object properties, potentially leading to critical application failures or security breaches. This means they could manipulate data structures, making it possible for them to bypass security measures or corrupt the application’s logic. The consequences? Complete chaos and loss of control over your data!

Put simply

Think of it like a chef who cooks without checking ingredients — when a recipe allows a dish to be changed on the fly, chaos ensues. In programming, the setValue function lets attackers alter object prototypes, causing unexpected behavior in the application. This vulnerability in the worksmith package allows for Prototype Pollution through the setValue function, enabling attackers to manipulate core object properties without proper validation.

What to do

An attacker could craft malicious input that changes object properties, potentially leading to critical application failures or security breaches. This means they could manipulate data structures, making it possible for them to bypass security measures or corrupt the application’s logic. The consequences? Complete chaos and loss of control over your data! Immediately patch to the latest version of worksmith to eliminate this vulnerability. Review your code for instances where setValue is used and ensure that proper input validation is implemented. Conduct a security audit to assess any potential impacts on your application. You've got this! Fixing this vulnerability will put you on the path to becoming a security hero! 🦸

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C
CVSS v4.0
Not supplied
EPSS
0.01916 · 79.7th percentile
Published
2020-09-01T09:50Z
EPSS history
Timeline
  • 01 SEP 09:50Z
    Prototype Pollution
    cvelistv5