CVE-2021-25952

Prototype pollution vulnerability in ‘just-safe-set’ versions 1.0.0 through 2.2.1 allows an attacker to cause a denial of service and may lead to remote code…

published July 7, 2021

CVSS
—
EPSS
3%
Percentile
88.6
In the wild
Unconfirmed
What it is

⚠️ A crafty prototype pollution vulnerability lurks in ‘just-safe-set’ that can wreak havoc on systems! Think of it like a sneaky recipe that allows someone to change the ingredients mid-cook, turning a delicious cake into a dish no one wants to eat! This manipulation can lead to unexpected results, like denial of service or even remote code execution if things go south. An attacker could potentially disrupt service continuity, leaving users unable to access critical applications. In the worst-case scenario, they might even run arbitrary code on your servers, leading to data leaks or system compromises. Definitely not something you'd want on your watch!

Put simply

Think of it like a sneaky recipe that allows someone to change the ingredients mid-cook, turning a delicious cake into a dish no one wants to eat! This manipulation can lead to unexpected results, like denial of service or even remote code execution if things go south. This prototype pollution vulnerability allows attackers to modify an object's prototype, which could lead to denial of service and may open the door to remote code execution in versions 1.0.0 through 2.2.1 of ‘just-safe-set’.

What to do

An attacker could potentially disrupt service continuity, leaving users unable to access critical applications. In the worst-case scenario, they might even run arbitrary code on your servers, leading to data leaks or system compromises. Definitely not something you'd want on your watch! Immediately update ‘just-safe-set’ to the latest version to mitigate this risk. Conduct a thorough review of how object properties are handled in your application to ensure no unexpected changes occur. Don't forget to test your systems after the update to confirm everything runs smoothly! You've got this! By staying proactive, you're one step closer to securing your applications. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03337 · 88.6th percentile
Published
2021-07-07T11:47Z
EPSS history
Timeline
  • 07 JUL 11:47Z
    Prototype pollution vulnerability in ‘just-safe-set’ versions 1.0.0 through 2.2.1 allows an attacker to cause a denial of service and may lead to remote code…
    cvelistv5