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
14,183 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-20page 36 of 284
- CVE-2004-1125HIGHCVSS v2 9.3EG 9.32005-01-10
Buffer overflow in the Gfx::doImage function in Gfx.cc for xpdf 3.00, and other products that share code such as tetex-bin and kpdf in KDE 3.2.x to 3.2.3 and 3.3.x to 3.3.2, allows remote attackers to cause a denial of service (application…
- CVE-2003-0825HIGHCVSS v2 9.3EG 9.32004-03-03
The Windows Internet Naming Service (WINS) for Microsoft Windows Server 2003, and possibly Windows NT and Server 2000, does not properly validate the length of certain packets, which allows attackers to cause a denial of service and possib…
- CVE-2026-77645CRITICALCVSS 9.2EG 9.22026-08-20
A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.
- CVE-2026-59509CRITICALCVSS 9.2EG 9.22026-07-05
An unauthenticated improper input validation vulnerability in the POST /fetch_cve_data endpoint in cve-search. A remote attacker can manipulate request parameters controlling the MongoDB collection, projected fields, and regular-expression…
- CVE-2025-64385CRITICALCVSS 9.2EG 9.22025-10-31
The equipment initially can be configured using the manufacturer's application, by Wi-Fi, by the web server or with the manufacturer’s software. Using the manufacturer's software, the device can be configured via UDP. Analyzing this comm…
- CVE-2024-48919CRITICALCVSS 9.2EG 9.22024-10-22
Cursor is a code editor built for programming with AI. Prior to Sep 27, 2024, if a user generated a terminal command via Cursor's Terminal Cmd-K/Ctrl-K feature and if the user explicitly imported a malicious web page into the Terminal Cmd-…
- CVE-2026-106626CRITICALCVSS 9.1EG 9.12026-10-13
Adobe Experience Manager is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. An attacker with high privileges could exploit this vulnerability to execu…
- CVE-2026-92464CRITICALCVSS 9.1EG 9.12026-10-13
Adobe Commerce is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. An attacker with high privileges could exploit this vulnerability to execute arbitra…
- CVE-2026-63569CRITICALCVSS 9.1EG 9.12026-10-02
Improper input validation in DHAgreement.CalculateAgreement (MTI/A0 two-pass Diffie-Hellman) in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an on-path attacker to make the local party compute an agreed value the attacker…
- CVE-2026-81995CRITICALCVSS 9.1EG 9.12026-09-22
Adobe Experience Manager Forms JEE is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. An attacker with high privileges could exploit this vulnerabilit…
- CVE-2026-92860CRITICALCVSS 9.1EG 9.12026-09-17
A security flaw has been discovered in rcourtman Pulse up to 6.0.4/6.1.0-rc.4. Affected by this issue is the function fmt.Sprintf of the file /api/security/quick-setup of the component Quick Security Setup Handler. The manipulation of the …
- CVE-2026-20237CRITICALCVSS 9.1EG 9.12026-09-16
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have conducted a comprehensive internal securit…
- CVE-2026-82441CRITICALCVSS 9.1EG 9.12026-09-14
Description A submitted topology carries two lists of blobstore keys, `dependency_jars` and `dependency_artifacts`, which the client fills in after uploading the corresponding blobs. Nimbus performed no validation of their contents on the…
- CVE-2026-57499CRITICALCVSS 9.1EG 9.12026-08-27
Liman is open source server management software. Prior to 2.2.2 - 1103, an OS command injection vulnerability in the log rotation configuration endpoint allows an authenticated administrator to execute arbitrary operating system commands o…
- CVE-2026-77542CRITICALCVSS 9.1EG 9.12026-08-26
A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UID Enterprise Agent to execute a Command Injection on the host device.
- CVE-2026-77540CRITICALCVSS 9.1EG 9.12026-08-26
A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS Server to execute a Command Injection on the host device.
- CVE-2026-77539CRITICALCVSS 9.1EG 9.12026-08-26
A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS Server to execute a Command Injection on the host device.
- CVE-2026-77535CRITICALCVSS 9.1EG 9.12026-08-26
A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi Network Application to execute a Command Injection on an adopted device.
- CVE-2026-59568CRITICALCVSS 9.1EG 9.12026-08-24
Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context.
- CVE-2026-59650CRITICALCVSS 9.1EG 9.12026-08-03
In Bouncy Castle for Java before 1.85, MTI/A0 DH agreement exponentiates unvalidated peer value. This issue also affects Bouncy Castle for Java LTS before 2.73.12.
- CVE-2026-53713CRITICALCVSS 9.1EG 9.12026-07-16
Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, to_absolute_normalized_path in internal/gatewayapi/luavalidator/security.lua does not colla…
- CVE-2026-41042CRITICALCVSS 9.1EG 9.12026-07-08
Unauthenticated callers can supply a malicious H2 JDBC URL through the testConnection API, which executes arbitrary Java code on the server via H2's INIT parameter. Vulnerability in Apache Gravitino. This issue affects Apache Gravitino: b…
- CVE-2026-48205CRITICALCVSS 9.1EG 9.12026-07-06
Improper Input Validation, Server-Side Request Forgery (SSRF) vulnerability in Apache Camel DNS component. The camel-dns producers read DNS operation parameters - the resolver to query, the name or domain to look up, the record type and c…
- CVE-2026-48203CRITICALCVSS 9.1EG 9.12026-07-06
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), Improper Input Validation, Server-Side Request Forgery (SSRF) vulnerability in Apache Camel Solr component. The camel-solr producer copies…
- CVE-2026-22547CRITICALCVSS 9.1EG 9.12026-07-03
Gitea versions before 1.25.5 lack validation constraints for repository creation fields, including length-limited template fields and trust model or object format values.
- CVE-2026-13872CRITICALCVSS 9.1EG 9.12026-06-30
Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to potentially perform a sandbox escape via a malicious file. (Chromium security severity: Medium)
- CVE-2026-13852CRITICALCVSS 9.1EG 9.12026-06-30
Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to bypass discretionary access control via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-13851CRITICALCVSS 9.1EG 9.12026-06-30
Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to bypass discretionary access control via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-39868CRITICALCVSS 9.1EG 9.12026-06-29
This issue was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS …
- CVE-2026-46910CRITICALCVSS 9.1EG 9.12026-06-17
Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Enterprise Infrastructure Security). Supported versions that are affected are 9.2.0.0-9.2.26.2. Easily exploitable vulnerability allows unauthent…
- CVE-2026-49840CRITICALCVSS 9.1EG 9.12026-06-09
FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, esl_recv_event() parses Content…
- CVE-2026-48188CRITICALCVSS 9.1EG 9.12026-06-01
An improper Input Validation vulnerability in OTRS or ((OTRS)) Community Edition database layer module allows an unauthenticated SQL injection which can lead to an authentication bypass. This issue only affects the system if the MySQL/Ma…
- CVE-2026-22872CRITICALCVSS 9.1EG 9.12026-05-28
Capsule is a multi-tenancy and policy-based framework for Kubernetes. The Capsule Controller runs with cluster-admin privileges. Although the TenantResource RawItems processing logic forcibly sets the namespace, this is ineffective for clu…
- CVE-2026-33000CRITICALCVSS 9.1EG 9.12026-05-22
A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.
- CVE-2026-42579CRITICALCVSS 9.1EG 9.12026-05-13
Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's DNS codec does not enforce RFC 1035 domain name constraints during either encoding or decoding. This creates a bidirecti…
- CVE-2026-34178CRITICALCVSS 9.1EG 9.12026-04-09
In Canonical LXD before 6.8, the backup import path validates project restrictions against backup/index.yaml in the supplied tar archive but creates the instance from backup/container/backup.yaml, a separate file in the same archive that i…
- CVE-2026-29143CRITICALCVSS 9.1EG 9.12026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers.
- CVE-2026-29133CRITICALCVSS 9.1EG 9.12026-04-02
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to upload PGP keys with UIDs that do not match their email address.
- CVE-2026-23489CRITICALCVSS 9.1EG 9.12026-03-16
Fields is a GLPI plugin that allows users to add custom fields on GLPI items forms. Prior to version 1.23.3, it is possible to execute arbitrary PHP code from users that are allowed to create dropdowns. This issue has been patched in versi…
- CVE-2026-2880CRITICALCVSS 9.1EG 9.12026-02-27
A vulnerability in @fastify/middie versions < 9.2.0 can result in authentication/authorization bypass when using path-scoped middleware (for example, app.use('/secret', auth)). When Fastify router normalization options are enabled (such a…
- CVE-2026-27607CRITICALCVSS 9.1EG 9.12026-02-25
RustFS is a distributed object storage system built in Rust. In versions 1.0.0-alpha.56 through 1.0.0-alpha.82, RustFS does not validate policy conditions in presigned POST uploads (PostObject), allowing attackers to bypass content-length-…
- CVE-2025-66614CRITICALCVSS 9.1EG 9.12026-02-17
Improper Input Validation vulnerability. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.14, from 10.1.0-M1 through 10.1.49, from 9.0.0-M1 through 9.0.112. The following versions were EOL at the time the CVE was created but…
- CVE-2026-25722CRITICALCVSS 9.1EG 9.12026-02-06
Claude Code is an agentic coding tool. Prior to version 2.0.57, Claude Code failed to properly validate directory changes when combined with write operations to protected folders. By using the cd command to navigate into sensitive director…
- CVE-2025-61546CRITICALCVSS 9.1EG 9.12026-01-08
There is an issue on the /PSP/appNET/Store/CartV12.aspx/GetUnitPrice endpoint in edu Business Solutions Print Shop Pro WebDesk version 18.34 (fixed in 19.69) that enables remote attacker to create financial discrepancies by purchasing item…
- CVE-2025-69288CRITICALCVSS 9.1EG 9.12025-12-31
Titra is open source project time tracking software. Prior to version 0.99.49, Titra allows any authenticated Admin user to modify the timeEntryRule in the database. The value is then passed to a NodeVM value to execute as code. Without sa…
- CVE-2025-68398CRITICALCVSS 9.1EG 9.12025-12-18
Weblate is a web based localization tool. In versions prior to 5.15.1, it was possible to overwrite Git configuration remotely and override some of its behavior. Version 5.15.1 fixes the issue.
- CVE-2025-61809CRITICALCVSS 9.1EG 9.12025-12-10
ColdFusion versions 2025.4, 2023.16, 2021.22 and earlier are affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures a…
- CVE-2025-61235CRITICALCVSS 9.1EG 9.12025-10-28
An issue was discovered in Dataphone A920 v2025.07.161103. A custom packet based on public documentation can be crafted, where some fields can contain arbitrary or trivial data. Normally, such data should cause the device to reject the pac…
- CVE-2025-57644CRITICALCVSS 9.1EG 9.12025-09-19
Accela Automation Platform 22.2.3.0.230103 contains multiple vulnerabilities in the Test Script feature. An authenticated administrative user can execute arbitrary Java code on the server, resulting in remote code execution. In addition, i…
- CVE-2025-9288CRITICALCVSS 9.1EG 9.12025-08-20
Improper Input Validation vulnerability in sha.js allows Input Data Manipulation.This issue affects sha.js: through 2.4.11.
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