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 (13,352)
page 107 of 668| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-57817 | Hig | 0.53 | 8.1 | 0.00 | Aug 6, 2026 | The OpenID Connect Core 1.0 specification mandates that the RP MUST validate the `c_hash` parameter when operating in the Hybrid Flow. If an Apache CXF RP is integrated with a non-compliant or misconfigured Identity Provider (IdP) that omits the `c_hash`, the RP becomes… | ||
| CVE-2026-17686 | Hig | 0.53 | 8.1 | 0.00 | Jul 30, 2026 | Insufficient validation of untrusted input in Passwords in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-14122 | Hig | 0.53 | 8.1 | 0.00 | Jun 30, 2026 | Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Low) | ||
| CVE-2026-13806 | Hig | 0.53 | 8.1 | 0.00 | Jun 30, 2026 | Insufficient validation of untrusted input in Accessibility in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-13791 | Hig | 0.53 | 8.1 | 0.00 | Jun 30, 2026 | Insufficient validation of untrusted input in Downloads in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: High) | ||
| CVE-2026-45013 | Hig | 0.53 | 8.1 | 0.00 | Jun 12, 2026 | ApostropheCMS is an open-source Node.js content management system. Versions up to and including 4.29.0 have a password reset flow that constructs the reset URL using `req.hostname`, which is derived directly from the attacker-controlled HTTP `Host` header when `apos.baseUrl` is… | ||
| CVE-2026-45565 | Hig | 0.53 | 8.1 | 0.00 | Jun 10, 2026 | Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior, EscapedString (app/modules/roxywi/class_models.py:16-30) is the centralised Pydantic validator used on dozens of fields including SSH credential name, username,… | ||
| CVE-2026-45328 | Cri | 0.53 | 9.3 | 0.00 | Jun 10, 2026 | ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.4 and 6.0, the esp_tee component exposes secure-service wrappers in esp_secure_services.c and esp_secure_services_iram.c that bridge calls from the user application (i.e. the REE) to… | ||
| CVE-2026-47930 | Hig | 0.53 | 8.1 | 0.01 | Jun 9, 2026 | ColdFusion versions 2023.19, 2025.8 and earlier are affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. A low-privileged attacker could leverage this vulnerability to bypass security measures and gain unauthorized read and write… | ||
| CVE-2026-11689 | Hig | 0.53 | 8.1 | 0.00 | Jun 9, 2026 | Insufficient policy enforcement in Passwords in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-35081 | Hig | 0.53 | 8.1 | 0.00 | Jun 3, 2026 | The ugw-logstop method allows a remote attacker with user privileges to terminate arbitrary processes due to insufficient validation of user-supplied input. | ||
| CVE-2026-42588 | Hig | 0.53 | 8.1 | 0.01 | Jun 1, 2026 | Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default… | ||
| CVE-2026-45615 | Hig | 0.53 | 8.2 | 0.00 | May 29, 2026 | mouse07410/asn1c is an ASN.1 compiler. In 1.4 and earlier, a memory safety vulnerability was identified in the OER decoding skeleton files generated by asn1c (specifically INTEGER_oer.c). When parsing a maliciously crafted, zero-length OER payload for a variable-length,… | ||
| CVE-2026-28907 | Hig | 0.53 | 8.1 | 0.00 | May 11, 2026 | The issue was addressed with improved input validation. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may prevent Content Security… | ||
| CVE-2026-6180 | Hig | 0.53 | 8.1 | 0.00 | May 5, 2026 | A race condition exists in PaperCut MF when processing badge-swipe data from certain HP multifunction devices. Under specific network conditions involving dropped packets and out-of-order sequence counters, the server may incorrectly process fragmented data chunks. If a sequence… | ||
| CVE-2026-41267 | Hig | 0.53 | 8.1 | 0.00 | Apr 23, 2026 | Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, an improper mass assignment (JSON injection) vulnerability in the account registration endpoint of Flowise Cloud allows unauthenticated attackers to inject server-managed… | ||
| CVE-2025-13826 | Hig | 0.53 | — | 0.00 | Apr 21, 2026 | Zervit's portable HTTP/web server is vulnerable to remote DoS attacks when a configuration reset request is made. The vulnerability is caused by inadequate validation of user-supplied input. An attacker can exploit this vulnerability by sending malicious requests. If the… | ||
| CVE-2026-40317 | Cri | 0.53 | 9.3 | 0.00 | Apr 18, 2026 | NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 (JumpToUser) accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel… | ||
| CVE-2026-5915 | Hig | 0.53 | 8.1 | 0.00 | Apr 8, 2026 | Insufficient validation of untrusted input in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Low) | ||
| CVE-2026-32759 | Hig | 0.53 | 8.1 | 0.02 | Mar 20, 2026 | File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. In versions on the 2.x branch prior to 2.33.8, the TUS resumable upload handler parses the Upload-Length header as a signed 64-bit integer… |
- risk 0.53cvss 8.1epss 0.00
The OpenID Connect Core 1.0 specification mandates that the RP MUST validate the `c_hash` parameter when operating in the Hybrid Flow. If an Apache CXF RP is integrated with a non-compliant or misconfigured Identity Provider (IdP) that omits the `c_hash`, the RP becomes…
- risk 0.53cvss 8.1epss 0.00
Insufficient validation of untrusted input in Passwords in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
- risk 0.53cvss 8.1epss 0.00
Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Low)
- risk 0.53cvss 8.1epss 0.00
Insufficient validation of untrusted input in Accessibility in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
- risk 0.53cvss 8.1epss 0.00
Insufficient validation of untrusted input in Downloads in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: High)
- risk 0.53cvss 8.1epss 0.00
ApostropheCMS is an open-source Node.js content management system. Versions up to and including 4.29.0 have a password reset flow that constructs the reset URL using `req.hostname`, which is derived directly from the attacker-controlled HTTP `Host` header when `apos.baseUrl` is…
- risk 0.53cvss 8.1epss 0.00
Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior, EscapedString (app/modules/roxywi/class_models.py:16-30) is the centralised Pydantic validator used on dozens of fields including SSH credential name, username,…
- risk 0.53cvss 9.3epss 0.00
ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.4 and 6.0, the esp_tee component exposes secure-service wrappers in esp_secure_services.c and esp_secure_services_iram.c that bridge calls from the user application (i.e. the REE) to…
- risk 0.53cvss 8.1epss 0.01
ColdFusion versions 2023.19, 2025.8 and earlier are affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. A low-privileged attacker could leverage this vulnerability to bypass security measures and gain unauthorized read and write…
- risk 0.53cvss 8.1epss 0.00
Insufficient policy enforcement in Passwords in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
- risk 0.53cvss 8.1epss 0.00
The ugw-logstop method allows a remote attacker with user privileges to terminate arbitrary processes due to insufficient validation of user-supplied input.
- risk 0.53cvss 8.1epss 0.01
Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default…
- risk 0.53cvss 8.2epss 0.00
mouse07410/asn1c is an ASN.1 compiler. In 1.4 and earlier, a memory safety vulnerability was identified in the OER decoding skeleton files generated by asn1c (specifically INTEGER_oer.c). When parsing a maliciously crafted, zero-length OER payload for a variable-length,…
- risk 0.53cvss 8.1epss 0.00
The issue was addressed with improved input validation. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may prevent Content Security…
- risk 0.53cvss 8.1epss 0.00
A race condition exists in PaperCut MF when processing badge-swipe data from certain HP multifunction devices. Under specific network conditions involving dropped packets and out-of-order sequence counters, the server may incorrectly process fragmented data chunks. If a sequence…
- risk 0.53cvss 8.1epss 0.00
Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, an improper mass assignment (JSON injection) vulnerability in the account registration endpoint of Flowise Cloud allows unauthenticated attackers to inject server-managed…
- risk 0.53cvss —epss 0.00
Zervit's portable HTTP/web server is vulnerable to remote DoS attacks when a configuration reset request is made. The vulnerability is caused by inadequate validation of user-supplied input. An attacker can exploit this vulnerability by sending malicious requests. If the…
- risk 0.53cvss 9.3epss 0.00
NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 (JumpToUser) accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel…
- risk 0.53cvss 8.1epss 0.00
Insufficient validation of untrusted input in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Low)
- risk 0.53cvss 8.1epss 0.02
File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. In versions on the 2.x branch prior to 2.33.8, the TUS resumable upload handler parses the Upload-Length header as a signed 64-bit integer…