CWE-20
Improper Input Validation
Description
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-10 · CAPEC-101 · CAPEC-104 · CAPEC-108 · CAPEC-109 · CAPEC-110 · CAPEC-120 · CAPEC-13 · CAPEC-135 · CAPEC-136 · CAPEC-14 · CAPEC-153 · CAPEC-182 · CAPEC-209 · CAPEC-22 · CAPEC-23 · CAPEC-230 · CAPEC-231 · CAPEC-24 · CAPEC-250 · CAPEC-261 · CAPEC-267 · CAPEC-28 · CAPEC-3 · CAPEC-31 · CAPEC-42 · CAPEC-43 · CAPEC-45 · CAPEC-46 · CAPEC-47 · CAPEC-473 · CAPEC-52 · CAPEC-53 · CAPEC-588 · CAPEC-63 · CAPEC-64 · CAPEC-664 · CAPEC-67 · CAPEC-7 · CAPEC-71 · CAPEC-72 · CAPEC-73 · CAPEC-78 · CAPEC-79 · CAPEC-8 · CAPEC-80 · CAPEC-81 · CAPEC-83 · CAPEC-85 · CAPEC-88 · CAPEC-9
CVEs mapped to this weakness (8,003)
page 177 of 401| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-33029 | Med | 0.35 | 6.5 | 0.01 | Mar 30, 2026 | Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, an input validation vulnerability in the logrotate configuration allows an authenticated user to cause a complete Denial of Service (DoS). By submitting a negative integer for the rotation… | ||
| CVE-2026-33882 | Med | 0.35 | 6.5 | 0.00 | Mar 27, 2026 | Statamic is a Laravel and Git powered content management system (CMS). Prior to versions 5.73.16 and 6.7.2, the markdown preview endpoint could be manipulated to return augmented data from arbitrary fieldtypes. With the users fieldtype specifically, an authenticated control… | ||
| CVE-2026-29905 | Med | 0.35 | 6.5 | 0.00 | Mar 26, 2026 | Kirby CMS through 5.1.4 allows an authenticated user with 'Editor' permissions to cause a persistent Denial of Service (DoS) via a malformed image upload. The application fails to properly validate the return value of the PHP getimagesize() function. When the system attempts to… | ||
| CVE-2026-4438 | Med | 0.35 | 5.4 | 0.00 | Mar 20, 2026 | Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version 2.43 could result in an invalid DNS hostname being returned to the caller in violation of the DNS specification. | ||
| CVE-2025-61925 | Med | 0.35 | 6.5 | 0.00 | Oct 10, 2025 | Astro is a web framework. Prior to version 5.14.2, Astro reflects the value in `X-Forwarded-Host` in output when using `Astro.url` without any validation. It is common for web servers such as nginx to route requests via the `Host` header, and forward on other request headers. As… | ||
| CVE-2025-59940 | Med | 0.35 | 6.5 | 0.00 | Sep 29, 2025 | mkdocs-include-markdown-plugin is an Mkdocs Markdown includer plugin. In versions 7.1.7 and below, there is a vulnerability where unvalidated input can collide with substitution placeholders. This issue is fixed in version 7.1.8. | ||
| CVE-2025-59535 | Med | 0.35 | 6.5 | 0.00 | Sep 22, 2025 | DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, even if it was not used on any page, this… | ||
| CVE-2025-57665 | — | Med | 0.35 | 6.4 | 0.00 | Sep 9, 2025 | Element Plus Link component (el-link) through 2.10.6 implements insufficient input validation for the href attribute, creating a security abstraction gap that obscures URL-based attack vectors. The component passes user-controlled href values directly to underlying anchor… | |
| CVE-2025-54134 | — | Med | 0.35 | 6.5 | 0.00 | Jul 21, 2025 | HAX CMS NodeJs allows users to manage their microsite universe with a NodeJs backend. In versions 11.0.8 and below, the HAX CMS NodeJS application crashes when an authenticated attacker provides an API request lacking required URL parameters. This vulnerability affects the… | |
| CVE-2025-52891 | Med | 0.35 | 6.5 | 0.00 | Jul 2, 2025 | ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. In versions 2.9.8 to before 2.9.11, an empty XML tag can cause a segmentation fault. If SecParseXmlIntoArgs is set to On or OnlyArgs, and the request type is… | ||
| CVE-2025-48944 | Med | 0.35 | 6.5 | 0.00 | May 30, 2025 | vLLM is an inference and serving engine for large language models (LLMs). In version 0.8.0 up to but excluding 0.9.0, the vLLM backend used with the /v1/chat/completions OpenAPI endpoint fails to validate unexpected or malformed input in the "pattern" and "type" fields when the… | ||
| CVE-2025-27599 | Med | 0.35 | 6.5 | 0.00 | Apr 18, 2025 | Element X Android is a Matrix Android Client provided by element.io. Prior to version 25.04.2, a crafted hyperlink on a webpage, or a locally installed malicious app, can force Element X up to version 25.04.1 to load a webpage with similar permissions to Element Call and… | ||
| CVE-2025-32073 | Med | 0.35 | 5.4 | 0.00 | Apr 11, 2025 | Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - HTML Tags allows Cross-Site Scripting (XSS).This issue affects Mediawiki - HTML Tags: from 1.39 through 1.43. | ||
| CVE-2025-32071 | Med | 0.35 | 5.4 | 0.00 | Apr 11, 2025 | Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Wikidata Extension allows Cross-Site Scripting (XSS) from widthheight message via ImageHandler::getDimensionsString()This issue affects Mediawiki - Wikidata Extension: from 1.39 through 1.43. | ||
| CVE-2025-32070 | Med | 0.35 | 5.4 | 0.00 | Apr 11, 2025 | Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - AJAX Poll Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - AJAX Poll Extension: from 1.39 through 1.43. | ||
| CVE-2025-32069 | Med | 0.35 | 5.4 | 0.00 | Apr 11, 2025 | Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Wikibase Media Info Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Wikibase Media Info Extension: from 1.39 through 1.43. | ||
| CVE-2025-32067 | Med | 0.35 | 5.4 | 0.00 | Apr 11, 2025 | Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Growth Experiments Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Growth Experiments Extension: from 1.39 through 1.43. | ||
| CVE-2024-43445 | Med | 0.35 | 5.4 | 0.00 | Jan 27, 2025 | A vulnerability exists in OTRS and ((OTRS Community Edition)) that fail to set the HTTP response header X-Content-Type-Options to nosniff. An attacker could exploit this vulnerability by uploading or inserting content that would be treated as a different MIME type than intended.… | ||
| CVE-2024-45537 | — | Med | 0.35 | 6.5 | 0.01 | Sep 17, 2024 | Apache Druid allows users with certain permissions to read data from other database systems using JDBC. This functionality allows trusted users to set up Druid lookups or run ingestion tasks. Druid also allows administrators to configure a list of allowed properties that users… | |
| CVE-2024-38359 | Med | 0.35 | 6.5 | 0.01 | Jun 20, 2024 | The Lightning Network Daemon (lnd) - is a complete implementation of a Lightning Network node. A parsing vulnerability in lnd's onion processing logic and lead to a DoS vector due to excessive memory allocation. The issue was patched in lnd v0.17.0. Users should update to a… |
- risk 0.35cvss 6.5epss 0.01
Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, an input validation vulnerability in the logrotate configuration allows an authenticated user to cause a complete Denial of Service (DoS). By submitting a negative integer for the rotation…
- risk 0.35cvss 6.5epss 0.00
Statamic is a Laravel and Git powered content management system (CMS). Prior to versions 5.73.16 and 6.7.2, the markdown preview endpoint could be manipulated to return augmented data from arbitrary fieldtypes. With the users fieldtype specifically, an authenticated control…
- risk 0.35cvss 6.5epss 0.00
Kirby CMS through 5.1.4 allows an authenticated user with 'Editor' permissions to cause a persistent Denial of Service (DoS) via a malformed image upload. The application fails to properly validate the return value of the PHP getimagesize() function. When the system attempts to…
- risk 0.35cvss 5.4epss 0.00
Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version 2.43 could result in an invalid DNS hostname being returned to the caller in violation of the DNS specification.
- risk 0.35cvss 6.5epss 0.00
Astro is a web framework. Prior to version 5.14.2, Astro reflects the value in `X-Forwarded-Host` in output when using `Astro.url` without any validation. It is common for web servers such as nginx to route requests via the `Host` header, and forward on other request headers. As…
- risk 0.35cvss 6.5epss 0.00
mkdocs-include-markdown-plugin is an Mkdocs Markdown includer plugin. In versions 7.1.7 and below, there is a vulnerability where unvalidated input can collide with substitution placeholders. This issue is fixed in version 7.1.8.
- risk 0.35cvss 6.5epss 0.00
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, even if it was not used on any page, this…
- risk 0.35cvss 6.4epss 0.00
Element Plus Link component (el-link) through 2.10.6 implements insufficient input validation for the href attribute, creating a security abstraction gap that obscures URL-based attack vectors. The component passes user-controlled href values directly to underlying anchor…
- risk 0.35cvss 6.5epss 0.00
HAX CMS NodeJs allows users to manage their microsite universe with a NodeJs backend. In versions 11.0.8 and below, the HAX CMS NodeJS application crashes when an authenticated attacker provides an API request lacking required URL parameters. This vulnerability affects the…
- risk 0.35cvss 6.5epss 0.00
ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. In versions 2.9.8 to before 2.9.11, an empty XML tag can cause a segmentation fault. If SecParseXmlIntoArgs is set to On or OnlyArgs, and the request type is…
- risk 0.35cvss 6.5epss 0.00
vLLM is an inference and serving engine for large language models (LLMs). In version 0.8.0 up to but excluding 0.9.0, the vLLM backend used with the /v1/chat/completions OpenAPI endpoint fails to validate unexpected or malformed input in the "pattern" and "type" fields when the…
- risk 0.35cvss 6.5epss 0.00
Element X Android is a Matrix Android Client provided by element.io. Prior to version 25.04.2, a crafted hyperlink on a webpage, or a locally installed malicious app, can force Element X up to version 25.04.1 to load a webpage with similar permissions to Element Call and…
- risk 0.35cvss 5.4epss 0.00
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - HTML Tags allows Cross-Site Scripting (XSS).This issue affects Mediawiki - HTML Tags: from 1.39 through 1.43.
- risk 0.35cvss 5.4epss 0.00
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Wikidata Extension allows Cross-Site Scripting (XSS) from widthheight message via ImageHandler::getDimensionsString()This issue affects Mediawiki - Wikidata Extension: from 1.39 through 1.43.
- risk 0.35cvss 5.4epss 0.00
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - AJAX Poll Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - AJAX Poll Extension: from 1.39 through 1.43.
- risk 0.35cvss 5.4epss 0.00
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Wikibase Media Info Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Wikibase Media Info Extension: from 1.39 through 1.43.
- risk 0.35cvss 5.4epss 0.00
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Growth Experiments Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Growth Experiments Extension: from 1.39 through 1.43.
- risk 0.35cvss 5.4epss 0.00
A vulnerability exists in OTRS and ((OTRS Community Edition)) that fail to set the HTTP response header X-Content-Type-Options to nosniff. An attacker could exploit this vulnerability by uploading or inserting content that would be treated as a different MIME type than intended.…
- risk 0.35cvss 6.5epss 0.01
Apache Druid allows users with certain permissions to read data from other database systems using JDBC. This functionality allows trusted users to set up Druid lookups or run ingestion tasks. Druid also allows administrators to configure a list of allowed properties that users…
- risk 0.35cvss 6.5epss 0.01
The Lightning Network Daemon (lnd) - is a complete implementation of a Lightning Network node. A parsing vulnerability in lnd's onion processing logic and lead to a DoS vector due to excessive memory allocation. The issue was patched in lnd v0.17.0. Users should update to a…