CVE-2020-7721

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 sneaky prototype pollution vulnerability lurks in all versions of node-oojs, ready to wreak havoc through the setPath function! ⚡ Think of it like a sneaky chef who can secretly change the recipe of any dish without anyone noticing; once the recipe is altered, every subsequent meal could be a disaster! An attacker could manipulate the internal structure of your application, leading to unexpected behavior, data corruption, or even complete takeover of your application. It’s like letting someone change the rules of the game while you’re still playing — chaos ensues!

Put simply

Think of it like a sneaky chef who can secretly change the recipe of any dish without anyone noticing; once the recipe is altered, every subsequent meal could be a disaster! This vulnerability allows an attacker to exploit the setPath function in node-oojs to alter the prototype of an object, ultimately resulting in unpredictable effects across the whole application.

What to do

An attacker could manipulate the internal structure of your application, leading to unexpected behavior, data corruption, or even complete takeover of your application. It’s like letting someone change the rules of the game while you’re still playing — chaos ensues! Update node-oojs to the latest version immediately to patch this vulnerability. Review your application’s use of the setPath function and apply proper input validation to help mitigate risks. Don't forget to test your application after the update! This is fixable! Follow these steps and you’ll have your application back on track in no time! 🛡️

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:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01916 · 79.7th percentile
Published
2020-09-01T09:40Z
EPSS history
Timeline
  • 01 SEP 09:40Z
    Prototype Pollution
    cvelistv5