Severity:

HIGH RISK

(7.3)

Prototype Pollution Leading to Code Injection (CWE-1321, CWE-94) in 1024bit extend-deep

CVE-2026-6621

Published:

Apr 20, 2026

Status:

Deferred

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Vulnerability Type

Vulnerability Type

Category:

Prototype Pollution

CWE:

CWE-94;CWE-1321

Impact:

Potential Remote Code Execution via Prototype Pollution

Severity:

HIGH RISK

(7.3)

CVSS Version:

3.1

Vulnerability Type

Category:

Prototype Pollution

CWE:

CWE-94;CWE-1321

Impact:

Potential Remote Code Execution via Prototype Pollution

Severity:

HIGH RISK

(7.3)

CVSS Version:

3.1

Catch This CVE While Code Is Being Written

Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.