CWE-20— Improper Input Validation
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.— MITRE CWE catalog
14,117 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-20page 8 of 283
- CVE-2023-27586CRITICALCVSS 9.9EG 9.92023-03-20
CairoSVG is an SVG converter based on Cairo, a 2D graphics library. Prior to version 2.7.0, Cairo can send requests to external hosts when processing SVG files. A malicious actor could send a specially crafted SVG file that allows them to …
- CVE-2022-43546CRITICALCVSS 9.9EG 9.92022-11-08
A vulnerability has been identified in POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), SICAM P850 (…
- CVE-2022-43545CRITICALCVSS 9.9EG 9.92022-11-08
A vulnerability has been identified in POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), SICAM P850 (…
- CVE-2022-43439CRITICALCVSS 9.9EG 9.92022-11-08
A vulnerability has been identified in POWER METER SICAM Q100 (7KG9501-0AA01-0AA1) (All versions < V2.50), POWER METER SICAM Q100 (7KG9501-0AA01-2AA1) (All versions < V2.50), POWER METER SICAM Q100 (7KG9501-0AA31-0AA1) (All versions < V2.5…
- CVE-2022-20779CRITICALCVSS 9.9EG 9.92022-05-04
Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an attacker to escape from the guest virtual machine (VM) to the host machine, inject commands that execute at the root level, or leak system data…
- CVE-2022-1509CRITICALCVSS 9.9EG 9.92022-04-28
Command Injection Vulnerability in GitHub repository hestiacp/hestiacp prior to 1.5.12. An authenticated remote attacker with low privileges can execute arbitrary code under root context.
- CVE-2022-24861CRITICALCVSS 9.9EG 9.92022-04-20
Databasir is a team-oriented relational database model document management platform. Databasir 1.01 has remote code execution vulnerability. JDBC drivers are not validated prior to use and may be provided by users of the system. This can l…
- CVE-2021-3781CRITICALCVSS 9.9EG 9.92022-02-16
A trivial sandbox (enabled with the `-dSAFER` option) escape flaw was found in the ghostscript interpreter by injecting a specially crafted pipe command. This flaw allows a specially crafted document to execute arbitrary commands on the sy…
- CVE-2021-43779CRITICALCVSS 9.9EG 9.92022-01-05
GLPI is an open source IT Asset Management, issue tracking system and service desk system. The GLPI addressing plugin in versions < 2.9.1 suffers from authenticated Remote Code Execution vulnerability, allowing access to the server's under…
- CVE-2021-43802CRITICALCVSS 9.9EG 9.92021-12-09
Etherpad is a real-time collaborative editor. In versions prior to 1.8.16, an attacker can craft an `*.etherpad` file that, when imported, might allow the attacker to gain admin privileges for the Etherpad instance. This, in turn, can be u…
- CVE-2021-38450CRITICALCVSS 9.9EG 9.92021-10-27
The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft code to alter the intended controller flow of the software.
- CVE-2021-1469CRITICALCVSS 9.9EG 9.92021-03-24
Multiple vulnerabilities in Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms could allow an attacker to execute arbitrary programs on the underlying operating system with elevated privileges, access s…
- CVE-2020-3495CRITICALCVSS 9.9EG 9.92020-09-04
A vulnerability in Cisco Jabber for Windows could allow an authenticated, remote attacker to execute arbitrary code. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sendi…
- CVE-2020-6102CRITICALCVSS 9.9EG 9.92020-07-20
An exploitable code execution vulnerability exists in the Shader functionality of AMD Radeon DirectX 11 Driver atidxx64.dll 26.20.15019.19000. An attacker can provide a a specially crafted shader file to trigger this vulnerability, resulti…
- CVE-2020-6965CRITICALCVSS 9.9EG 9.92020-01-24
In ApexPro Telemetry Server Versions 4.2 and prior, CARESCAPE Telemetry Server v4.2 & prior, Clinical Information Center (CIC) Versions 4.X and 5.X, CARESCAPE Central Station (CSCS) Versions 1.X, B450 Version 2.X, B650 Version 1.X, B650 Ve…
- CVE-2018-20162CRITICALCVSS 9.9EG 9.92019-03-21
Digi TransPort LR54 4.4.0.26 and possible earlier devices have Improper Input Validation that allows users with 'super' CLI access privileges to bypass a restricted shell and execute arbitrary commands as root.
- CVE-2017-14804CRITICALCVSS 9.9EG 9.92018-03-01
The build package before 20171128 did not check directory names during extraction of build results that allowed untrusted builds to write outside of the target system,allowing escape out of buildroots.
- CVE-2026-54120CRITICALCVSS 8.8EG 9.92026-07-23
Improper input validation in Microsoft Surface allows an authorized attacker to execute code over a network.
- CVE-2026-54402CRITICALCVSS 8.8EG 9.92026-07-02
A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi OS to execute a Command Injection on the host device.
- CVE-2026-40411CRITICALCVSS 8.8EG 9.92026-05-26
Improper input validation in Azure Virtual Network Gateway allows an authorized attacker to execute code over a network.
- CVE-2023-5964CRITICALCVSS 7.2EG 9.92023-11-06
The 1E-Exchange-DisplayMessageinstruction that is part of the End-User Interaction product pack available on the 1E Exchange does not properly validate the Caption or Message parameters, which allows for a specially crafted input to perfor…
- CVE-2023-45163CRITICALCVSS 7.2EG 9.92023-11-06
The 1E-Exchange-CommandLinePing instruction that is part of the Network product pack available on the 1E Exchange does not properly validate the input parameter, which allows for a specially crafted input to perform arbitrary code executio…
- CVE-2023-45161CRITICALCVSS 7.2EG 9.92023-11-06
The 1E-Exchange-URLResponseTime instruction that is part of the Network product pack available on the 1E Exchange does not properly validate the URL parameter, which allows for a specially crafted input to perform arbitrary code execution …
- CVE-2026-66785CRITICALCVSS 2.5EG 9.92026-08-20
A flaw was found in Submariner. This vulnerability allows a malicious cluster (spoke) to redirect network traffic from other connected clusters (peer clusters) by publishing a specially crafted network endpoint. The system fails to properl…
- CVE-2025-71383CRITICALCVSS 9.8EG 9.82026-10-06
Dbit WIFI4 N300 1.0.0 devices allow the management interface to be crashed via a request (from the local Wi-Fi network) that lacks a /api/login username or password field. This occurs because of an error in a JSON parser.
- CVE-2026-96760CRITICALCVSS 9.8EG 9.82026-09-28
Authlib (v1.7.2 and below) contains a signature verification bypass vulnerability. The JsonWebSignature.deserialize_json() method accepts a JSON Serialization JWS object and returns the payload as successfully verified without checking for…
- CVE-2026-90999CRITICALCVSS 9.8EG 9.82026-09-16
Sentry Seer is vulnerable to a multi-stage trust-boundary violation that allows unauthenticated attacker-controlled telemetry to become code that is executed by an agent in a privileged automation environment. An external attacker can subm…
- CVE-2026-69845CRITICALCVSS 9.8EG 9.82026-09-08
Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
- CVE-2026-68839CRITICALCVSS 9.8EG 9.82026-09-08
Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to execute code over a network.
- CVE-2026-84325CRITICALCVSS 9.8EG 9.82026-09-01
Improper input validation in DataTransfer in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a co-installed app. (Chromium security severity: High)
- CVE-2026-84135CRITICALCVSS 9.8EG 9.82026-09-01
Other issue in Firefox Focus for Android. This vulnerability was fixed in Firefox 155.
- CVE-2026-81707CRITICALCVSS 9.8EG 9.82026-08-27
openssl_encrypt before 1.4.9 fails to sanitize the email field of imported identity documents, allowing attackers to inject ANSI escape sequences that forge the fingerprint verification line displayed to users. Attackers can deliver a craf…
- CVE-2026-35868CRITICALCVSS 9.8EG 9.82026-08-27
A Command Injection vulnerability exists in the bs_SetLimitCli_info function within the libshare.so library of LB-link Router AC2100_AZ3 V1.0.4. This flaw occurs due to insufficient validation and sanitization of user-supplied input before…
- CVE-2026-35869CRITICALCVSS 9.8EG 9.82026-08-27
A Command Injection vulnerability exists in the bs_SetLimitCli_info function within the libshare.so library of LB-link Router AC450M V4.0.0. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it …
- CVE-2026-77552CRITICALCVSS 9.8EG 9.82026-08-26
A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Enterprise Audio/Video Bridge to execute a Command Injection on the device.
- CVE-2026-16641CRITICALCVSS 9.8EG 9.82026-08-25
Vulnerability in Drupal Commerce Elavon. This issue affects Commerce Elavon versions: *.*.
- CVE-2026-65637CRITICALCVSS 9.8EG 9.82026-08-25
Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are …
- CVE-2026-19912CRITICALCVSS 9.8EG 9.82026-08-25
The Kaltura HTML5 player (mwEmbed / html5lib) contains an unauthenticated remote code execution vulnerability caused by unsafe data deserialization and unsanitized filesystem path construction. mwEmbedLoader.php accepts a user‑controlled…
- CVE-2026-78329CRITICALCVSS 9.8EG 9.82026-08-24
Improper input validation vulnerability in Apache Camel Undertow component. This issue affects Apache Camel: from 4.11.0 before 4.14.9, from 4.15.0 before 4.18.4, from 4.19.0 before 4.22.0. UndertowEndpoint defaulted its headerFilter…
- CVE-2026-71300CRITICALCVSS 9.8EG 9.82026-08-24
Improper input validation vulnerability in Apache Camel Atmosphere Websocket component. This issue affects Apache Camel: from 4.0.0 before 4.14.9, from 4.15.0 before 4.18.4, from 4.19.0 before 4.22.0. The camel-atmosphere-websocket p…
- CVE-2026-7808CRITICALCVSS 9.8EG 9.82026-08-23
justhtml before 1.16.0 contains multiple HTML sanitization bypass issues that can allow active/dangerous content (e.g., script or style) to survive sanitization, potentially leading to cross-site scripting. The issues primarily affect adva…
- CVE-2026-5388CRITICALCVSS 9.8EG 9.82026-08-23
justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers (clean_url_value/clean_url_in_js_string), HTML serialization, Markdown passthrough (html_passthrough=True), and several custom sanitization-policy edge ca…
- CVE-2026-49827CRITICALCVSS 9.8EG 9.82026-08-13
WebErpMesv2 is a Resource Management and Manufacturing execution system Web for industry. Versions 1.19 and prior allow any self-registered user to upload arbitrary PHP files through the HR Expense scan_file parameter, leading to Remote Co…
- CVE-2026-40920CRITICALCVSS 9.8EG 9.82026-08-10
Privilege Escalation via URL Parameter is reported in Apache Ranger versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.
- CVE-2026-42537CRITICALCVSS 9.8EG 9.82026-08-10
Remote Code Execution via JDBC URL Injection in Apache Ranger <= 2.8.0 Users are recommended to upgrade to version 2.9.0, which fixes this issue.
- CVE-2026-43793CRITICALCVSS 9.8EG 9.82026-07-27
An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system…
- CVE-2026-35048CRITICALCVSS 9.8EG 9.82026-07-20
The Piwigo installer in versions 16.3.0 and earlier accepts POST parameters for database configuration and writes them directly into a PHP configuration file without proper sanitization. On PHP 8+, the `addslashes()` protection is bypassed…
- CVE-2026-53412CRITICALCVSS 9.8EG 9.82026-07-16
Improper Input Validation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows may allow an unauthenticated user to conduct an account takeover via network access.
- CVE-2026-13001CRITICALCVSS 9.8EG 9.82026-07-14
The Podlove Podcast Publisher plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'podlove_handle_cache_files' function in all versions up to, and including, 4.5.1. This makes it possible…
- CVE-2026-51599CRITICALCVSS 9.8EG 9.82026-07-09
An insufficient input validation vulnerability in the RTSP service of MERCURY MIPC252W v1.0.5 Build 230306 Rel.79931n allows an unauthenticated remote attacker to render an individual TCP connection temporarily unusable via sending an RTSP…
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