CVE-2024-57078

Prototype Pollution in JavaScript Library

Verified by Precogs Threat Research
Last Updated: Mar 21, 2026
Base Score
6.5MEDIUM

Executive Summary

CVE-2024-57078 is a medium severity vulnerability affecting appsec. It is classified as Prototype Pollution. Ensure your systems and dependencies are patched immediately to mitigate exposure risks.

Precogs AI Insight

"Precogs AI maps educational vulnerabilities to their root CWE weakness patterns, enabling developers to understand the fundamental code-level causes and prevent entire classes of vulnerabilities."

Exploit Probability
Low (<10%)
Public POC
Undisclosed
Exploit Probability
Low (<10%)
Public POC
Available
Affected Assets
appsecCWE-1321

What is this vulnerability?

CVE-2024-57078 is categorized as a critical Application Verification Flaw flaw. Based on our vulnerability intelligence, this issue occurs when the application fails to securely handle untrusted data boundaries.

Prototype Pollution in JavaScript Library. CVSS 6.5 — JavaScript object injection via prototype chain manipulation.

This architectural defect enables adversaries to bypass intended security controls, directly manipulating the application's execution state or data layer. Immediate strategic intervention is required.

Risk Assessment

MetricValue
CVSS Base Score6.5 (MEDIUM)
Vector StringN/A
PublishedMarch 21, 2026
Last ModifiedMarch 21, 2026
Related CWEsCWE-1321

Impact on Systems

Unauthorized Access: Flaws in application logic can permit unauthorized interaction with protected APIs.

Data Manipulation: Adversaries may alter critical application states, such as user roles or configurations.

Service Disruption: Improper error handling or unvalidated inputs can lead to resource exhaustion.

How to fix this issue?

Implement the following strategic mitigations immediately to eliminate the attack surface.

1. Defense in Depth Implement multi-layered validation (client-side, API gateway, and server-side).

2. Least Privilege Ensure backend service accounts operate with the absolute minimum rights required.

3. Security Regression Testing Integrate automated semantic security scanning into the deployment pipeline.

Vulnerability Signature

// Generic Application Security Flaw (Node.js)
app.post('/api/update-profile', (req, res) =\> \{
    // DANGEROUS: Mass Assignment / Object Injection
    // Attacker can pass \{ "isAdmin": true, "email": "..." \}
    User.update(\{ id: req.user.id \}, req.body);
    
    // SECURED: Explicitly select permitted fields
    const \{ email, displayName, bio \} = req.body;
    User.update(\{ id: req.user.id \}, \{ email, displayName, bio \});
\});

References and Sources

Related Vulnerabilitiesvia CWE-1321