CVE-2020-7717

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 flaw in the dot-notes package could let an attacker rewrite your app’s DNA! Think of it like a chef who can change the ingredients in a top-secret recipe without anyone knowing — they could turn your signature dish into something completely unpalatable! An attacker exploiting this prototype pollution vulnerability could manipulate critical application functions, leading to unexpected behaviors or data leaks. This could be absolutely devastating, allowing them to change how your application behaves or even gain unauthorized access. Such an exploit can wreak havoc, leaving your users vulnerable and your reputation in shambles!

Put simply

Think of it like a chef who can change the ingredients in a top-secret recipe without anyone knowing — they could turn your signature dish into something completely unpalatable! This vulnerability in all versions of the dot-notes package occurs through the create function, allowing attackers to modify object prototypes, creating a ripple effect that leads to harmful modifications throughout the application.

What to do

An attacker exploiting this prototype pollution vulnerability could manipulate critical application functions, leading to unexpected behaviors or data leaks. This could be absolutely devastating, allowing them to change how your application behaves or even gain unauthorized access. Such an exploit can wreak havoc, leaving your users vulnerable and your reputation in shambles! To protect your application, immediately patch to the latest version of dot-notes. Review your code to identify where the create function is used and ensure proper input validation is in place to prevent prototype pollution. Don't forget to audit dependencies for similar vulnerabilities! You’ve got this! By taking these steps, you’ll secure your application and keep those pesky attackers at bay! 🛡️

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
2020-09-01T09:25Z
EPSS history
Timeline
  • 01 SEP 09:25Z
    Prototype Pollution
    cvelistv5