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Improper Input Validation

214
CRITICAL
534
HIGH
528
MEDIUM
65
LOW
1,430 CVEs · Page 1/29
10.0
CVE-2026-21858

n8n is an open source workflow automation platform. Versions starting with 1.65.0 and below 1.121.0 enable an attacker t

10.0
CVE-2026-0848

NLTK versions <=3.9.2 are vulnerable to arbitrary code execution due to improper input validation in the StanfordSegment

10.0
CVE-2026-33587

Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and subseque

10.0
CVE-2026-34910 KEV

A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS

10.0
CVE-2026-48055

Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and prior,

10.0
CVE-2026-48277

ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could re

10.0
CVE-2026-48281

ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could re

10.0
CVE-2026-48316

ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could re

10.0
CVE-2026-16117

Impact: @fastify/http-proxy versions up to and including 11.5.0 fail to rewrite the request prefix when the prefix segme

10.0
CVE-2026-47668

DbGate is cross-platform database manager. In versions 7.1.8 and prior, DbGate's JSON script runner (`POST /runners/star

10.0
CVE-2026-33267

Improper Input Validation vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.2.0

10.0
CVE-2026-48056

Streambert is a cross-platform Electron Desktop App to stream and download video content. Versions prior to 2.5.0 impro

10.0
CVE-2026-77537

A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Pro

10.0
CVE-2026-77554

A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Tal

9.9
CVE-2026-23836

HotCRP is conference review software. A problem introduced in April 2024 in version 3.1 led to inadequately sanitized co

9.9
CVE-2026-0933

SummaryA command injection vulnerability (CWE-78) has been found to exist in the `wrangler pages deploy` command. The is

9.9
CVE-2026-27702

Budibase is a low code platform for creating internal tools, workflows, and admin panels. Prior to version 3.30.4, an un

9.9
CVE-2026-35031

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain a vulnerability chain in the subt

9.9
CVE-2026-32604

Spinnaker is an open source, multi-cloud continuous delivery platform. In versions prior to 2026.1.0, 2026.0.1, 2025.4.2

9.9
CVE-2026-42809

Apache Polaris can issue broad temporary ("vended") storage credentials during staged table creation before the effectiv

9.9
CVE-2026-42810

Apache Polaris accepts literal `*` characters in namespace and table names. When it later builds temporary S3 access pol

9.9
CVE-2026-42811

In plain terms, Apache Polaris is supposed to issue short-lived GCS credentials that only work for one table's files, bu

9.9
CVE-2026-42812

In Apache Iceberg, the table's metadata files are control files: they tell readers which data files belong to the table

9.9
CVE-2026-40411

Improper input validation in Azure Virtual Network Gateway allows an authorized attacker to execute code over a network.

9.9
CVE-2026-45556

Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior, PO

9.9
CVE-2026-45558

Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior, th

9.9
CVE-2026-47367

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-47369

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-47370

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-50748

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-54402

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-60719

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: Web Service API). Supported versions t

9.9
CVE-2026-54120

Improper input validation in Microsoft Surface allows an authorized attacker to execute code over a network.

9.9
CVE-2026-67330

@better-auth/scim (a better-auth plugin) versions >= 1.4.0-beta.27 through <= 1.6.21 and >= 1.7.0-beta.0 through <= 1.7.

9.9
CVE-2026-20303

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering t

9.9
CVE-2026-72867

Dokploy is a free, self-hostable Platform as a Service (PaaS). From 0.29.3 until 0.29.13, the incomplete fix for CVE-202

9.9
CVE-2026-66785

A flaw was found in Submariner. This vulnerability allows a malicious cluster (spoke) to redirect network traffic from o

9.9
CVE-2026-48755

Incus is a system container and virtual machine manager. Prior to version 7.1.0, improper validation of user-provided ba

9.9
CVE-2026-48769

Incus is a system container and virtual machine manager. Prior to version 7.2.0, an arbitrary file write exists in the I

9.9
CVE-2026-77533

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-77543

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-77546

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-77547

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.9
CVE-2026-77548

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability

9.8
CVE-2026-21675

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below co

9.8
CVE-2026-24811

Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inffast.

9.8
CVE-2025-67484

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiFor

9.8
CVE-2026-24936

When a specific function is enabled while joining a AD Domain from ADM, an improper input parameters validation vulnerab

9.8
CVE-2026-27590

Caddy is an extensible server platform that uses TLS by default. Prior to version 2.11.1, Caddy's FastCGI path splitting

9.8
CVE-2024-55020

A command injection vulnerability in the DHCP activation feature of Weintek cMT-3072XH2 easyweb Web Version v2.1.53, OS

Frequently Asked Questions

What is CWE-20?

CWE-20 (Improper Input Validation) is a weakness category in the Common Weakness Enumeration (CWE) system maintained by MITRE. It describes a class of software or hardware vulnerability that can lead to security issues.

How many CVEs are classified as CWE-20?

There are 1,486 CVE records associated with CWE-20 in our database. Of these, 214 are critical severity, 534 are high severity, and 528 are medium severity.

How can I protect against CWE-20 vulnerabilities?

Protection strategies depend on the specific weakness type. General measures include input validation, secure coding practices, regular security testing, and keeping software up to date. CyberStrike can help by automatically scanning your infrastructure for vulnerabilities related to CWE-20 using AI-powered security agents.

Detect CWE-20 Vulnerabilities

CyberStrike's AI agents automatically detect improper input validation vulnerabilities across your infrastructure.

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