CVE-2020-7719

Prototype Pollution

Critical · published September 1, 2020

CVSS v3.1
9.8
EPSS
3%
Percentile
86.1
In the wild
Unconfirmed
What it is

🔥 A sneaky prototype pollution vulnerability lurks in locutus before version 2.0.12, opening the door wide for attackers! Think of this as a recipe that allows anyone to swap out ingredients on a menu without the chef knowing. A small change could lead to a totally different dish, potentially causing chaos in the kitchen! If exploited, an attacker could manipulate object properties, leading to unexpected behavior in your application. Imagine if your application started serving up incorrect data or even ran malicious code – absolutely devastating to your system's integrity!

Put simply

Think of this as a recipe that allows anyone to swap out ingredients on a menu without the chef knowing. A small change could lead to a totally different dish, potentially causing chaos in the kitchen! This vulnerability arises from the php.strings.parse_str function, which allows attackers to influence the properties of JavaScript objects in unintended ways, resulting in prototype pollution.

What to do

If exploited, an attacker could manipulate object properties, leading to unexpected behavior in your application. Imagine if your application started serving up incorrect data or even ran malicious code – absolutely devastating to your system's integrity! To secure your system, upgrade locutus to version 2.0.12 or later immediately. Additionally, review and sanitize any data passed through the parse_str function to mitigate similar issues in the future. You've got this! Patch your systems and defend the internet like the security hero you are! 🛡️

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
0.02753 · 86.1th percentile
Published
2020-09-01T09:30Z
EPSS history
Timeline
  • 01 SEP 09:30Z
    Prototype Pollution
    cvelistv5