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
14,186 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-20page 57 of 284
- CVE-2022-30232HIGHCVSS 8.0EG 8.82022-06-02
A CWE-20: Improper Input Validation vulnerability exists that could cause potential remote code execution when an attacker is able to intercept and modify a request on the same network or has configuration access to an ION device on the ne…
- CVE-2023-27984HIGHCVSS 7.8EG 8.82023-03-21
A CWE-20: Improper Input Validation vulnerability exists in Custom Reports that could cause a macro to be executed, potentially leading to remote code execution when a user opens a malicious report file planted by an attacker. Affected Pro…
- CVE-2022-23766HIGHCVSS 7.8EG 8.82022-09-19
An improper input validation vulnerability leading to arbitrary file execution was discovered in BigFileAgent. In order to cause arbitrary files to be executed, the attacker makes the victim access a web page d by them or inserts a script …
- CVE-2021-26624HIGHCVSS 7.8EG 8.82022-04-01
An local privilege escalation vulnerability due to a "runasroot" command in eScan Anti-Virus. This vulnerability is due to invalid arguments and insufficient execution conditions related to "runasroot" command. This vulnerability can induc…
- CVE-2021-24023HIGHCVSS 7.8EG 8.82021-06-03
An improper input validation in FortiAI v1.4.0 and earlier may allow an authenticated user to gain system shell access via a malicious payload in the "diagnose" command.
- CVE-2026-56340HIGHCVSS 7.5EG 8.82026-06-20
vLLM versions >= 0.10.2 and < 0.13.0 are missing sparse tensor validation in multimodal embeddings processing. Because PyTorch disables sparse tensor invariant checks by default, an attacker can submit crafted embedding requests with malfo…
- CVE-2024-6973HIGHCVSS 7.5EG 8.82024-07-31
Remote Code Execution in Cato Windows SDP client via crafted URLs. This issue affects Windows SDP Client before 5.10.34.
- CVE-2022-32492HIGHCVSS 7.5EG 8.82022-10-11
Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
- CVE-2022-32486HIGHCVSS 7.5EG 8.82022-10-11
Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
- CVE-2016-9577HIGHCVSS 7.5EG 8.82018-07-27
A vulnerability was discovered in SPICE before 0.13.90 in the server's protocol handling. An authenticated attacker could send crafted messages to the SPICE server causing a heap overflow leading to a crash or possible code execution.
- CVE-2018-8065HIGHCVSS 7.5EG 8.82018-03-12
An issue was discovered in the web server in Flexense SyncBreeze Enterprise 10.6.24. There is a user mode write access violation on the syncbrs.exe memory region that can be triggered by rapidly sending a variety of HTTP requests with long…
- CVE-2018-1000049HIGHCVSS 7.5EG 8.82018-02-09
Nanopool Claymore Dual Miner version 7.3 and earlier contains a remote code execution vulnerability by abusing the miner API. The flaw can be exploited only if the software is executed with read/write mode enabled.
- CVE-2016-8740HIGHCVSS 7.5EG 8.82016-12-05
The mod_http2 module in the Apache HTTP Server 2.4.17 through 2.4.23, when the Protocols configuration includes h2 or h2c, does not restrict request-header length, which allows remote attackers to cause a denial of service (memory consumpt…
- CVE-2022-46372HIGHCVSS 7.2EG 8.82023-01-12
Alotcer - AR7088H-A firmware version 16.10.3 Command execution Improper validation of unspecified input field may allow Authenticated command execution.
- CVE-2021-25356HIGHCVSS 7.1EG 8.82021-04-09
An improper caller check vulnerability in Managed Provisioning prior to SMR APR-2021 Release 1 allows unprivileged application to install arbitrary application, grant device admin permission and then delete several installed application.
- CVE-2020-7862HIGHCVSS 7.0EG 8.82021-06-24
A vulnerability in agent program of HelpU remote control solution could allow an authenticated remote attacker to execute arbitrary commands This vulnerability is due to insufficient input santization when communicating customer process.
- CVE-2021-33620HIGHCVSS 6.5EG 8.82021-05-28
Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response. The issue trigger is a header that can be expected to exist in HTTP traffic without any…
- CVE-2019-3871HIGHCVSS 6.5EG 8.82019-03-21
A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, al…
- CVE-2022-20690HIGHCVSS 5.3EG 8.82022-12-12
Multiple vulnerabilities in the Cisco Discovery Protocol functionality of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, adjacent attacker to cause Cisco Discovery Protocol memory corruption on an af…
- CVE-2022-20689HIGHCVSS 5.3EG 8.82022-12-12
Multiple vulnerabilities in the Cisco Discovery Protocol functionality of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, adjacent attacker to cause Cisco Discovery Protocol memory corruption on an af…
- CVE-2018-1000021HIGHCVSS 5.0EG 8.82018-02-09
GIT version 2.15.1 and earlier contains a Input Validation Error vulnerability in Client that can result in problems including messing up terminal configuration to RCE. This attack appear to be exploitable via The user must interact with a…
- CVE-2024-7005HIGHCVSS 4.3EG 8.82024-08-06
Insufficient validation of untrusted input in Safe Browsing in Google Chrome prior to 127.0.6533.72 allowed a remote attacker who convinced a user to engage in specific UI gestures to bypass discretionary access control via a malicious fil…
- CVE-2022-47191HIGHCVSS 4.3EG 8.82023-03-31
Generex UPS CS141 below 2.06 version, could allow a remote attacker to upload a firmware file containing a file with modified permissions, allowing him to escalate privileges.
- CVE-2020-5002HIGHCVSS 4.3EG 8.82023-03-10
IBM Financial Transaction Manager 3.2.0 through 3.2.10 could allow an authenticated user to perform unauthorized actions due to improper validation. IBM X-Force ID: 192954.
- CVE-2018-10858HIGHCVSS 4.3EG 8.82018-08-22
A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. Samba versions before 4.6.16,…
- CVE-2017-12173HIGHCVSS 4.3EG 8.82018-07-27
It was found that sssd's sysdb_search_user_by_upn_res() function before 1.16.0 did not sanitize requests when querying its local cache and was vulnerable to injection. In a centralized login environment, if a password hash was locally cach…
- CVE-2022-20962HIGHCVSS 3.8EG 8.82022-11-04
A vulnerability in the Localdisk Management feature of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to make unauthorized changes to the file system of an affected device. This vulnerability is due t…
- CVE-2011-1774HIGHCVSS v2 8.8EG 8.82011-07-21
WebKit in Apple Safari before 5.0.6 has improper libxslt security settings, which allows remote attackers to create arbitrary files, and consequently execute arbitrary code, via a crafted web site. NOTE: this may overlap CVE-2011-1425.
- CVE-2008-4919HIGHCVSS v2 8.8EG 8.82008-11-04
Insecure method vulnerability in VISAGESOFT eXPert PDF Viewer X ActiveX control (VSPDFViewerX.ocx) 3.0.990.0 allows remote attackers to overwrite arbitrary files via a full pathname to the savePageAsBitmap method.
- CVE-2026-76660HIGHCVSS 8.7EG 8.72026-10-15
A vulnerability in HPE NonStop CIPSAM allows an out-of-bounds write that can corrupt buffer data.
- CVE-2026-95631HIGHCVSS 8.7EG 8.72026-10-13
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-2026-55094HIGHCVSS 8.7EG 8.72026-09-30
Taskcluster is the task execution framework that supports Mozilla's continuous integration and release processes. Prior to version 100.3.0, Taskcluster is vulnerable to unauthenticated RCE on Taskcluster deployments with an anonymous role …
- CVE-2026-93295HIGHCVSS 8.7EG 8.72026-09-17
MISP contains a vulnerability in its background job dispatch mechanism that allows remote code execution as the web user. Background job arguments are passed directly as the argv of the CakePHP console process. CakePHP's ShellDispatcher::_…
- CVE-2026-78009HIGHCVSS 8.7EG 8.72026-08-27
An out-of-bounds read vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to create a Denial of Service (DoS) condition in VPN processing by sending specially crafted network traffic.
- CVE-2026-16520HIGHCVSS 8.7EG 8.72026-08-20
Improper input validation and Exposure of sensitive information through data queries vulnerability in Genians Genian NAC V4.0, Genians Genian NAC V5.0, and Genians Genian ZTNA V6.0 allows SQL Injection and Authentication Bypass. This issu…
- CVE-2026-21273HIGHCVSS 8.7EG 8.72026-08-11
is affected by an Improper Input Validation vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to gain unauthorized read and write access. Exploitation of this issue requires…
- CVE-2026-47662HIGHCVSS 8.7EG 8.72026-08-07
Pathling is a set of tools that make it easier to use FHIR and clinical terminology within health data analytics. Prior to version 2.0.0 of Pathling Server, Pathling's typed CRUD/search/batch FHIR surface allows an authenticated caller wit…
- CVE-2026-46334HIGHCVSS 8.7EG 8.72026-08-04
OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions prior to 3.6.6 and 4.0.0-rc1 contain a denial of service vulnerability in the SDP bandwidth-line parsing logic. A SIP request with Content-Type: application/sd…
- CVE-2026-17735HIGHCVSS 8.7EG 8.72026-07-30
Insufficient validation of untrusted input in BFCache in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium sec…
- CVE-2026-15724HIGHCVSS 8.7EG 8.72026-07-21
In Progress ShareFile Storage Zones Controller versions prior to 5.12.5 and 6.0.2, an authenticated administrative user can exploit a path traversal vulnerability to read arbitrary files from the server filesystem, write files to arbitrary…
- CVE-2026-47181HIGHCVSS 8.7EG 8.72026-06-11
PenguinMod-BackendApi is the backend api for penguinmod. Prior to version 1.0.0, a NoSQL injection vulnerability in the password reset endpoint allows any authenticated user to change the password of an account, leading to full account tak…
- CVE-2026-53901HIGHCVSS 8.7EG 8.72026-06-11
Cerebrate before version 1.37 contains a mass-assignment vulnerability in the generic CRUD add path. The add() handler attempted to remove an attacker-supplied id from $params before normalizing the request through __massageInput(). Becaus…
- CVE-2026-42327HIGHCVSS 8.7EG 8.72026-05-14
rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.9.7 to before 0.10.79, X509Ref::ocsp_responders returns OCSP responder URLs from a certificate's AIA extension as OpensslString, whose Deref<Target = str> wra…
- CVE-2026-27928HIGHCVSS 8.7EG 8.72026-04-14
Improper input validation in Windows Hello allows an unauthorized attacker to bypass a security feature over a network.
- CVE-2026-3912HIGHCVSS 8.7EG 8.72026-03-24
Injection vulnerabilities due to validation/sanitisation of user-supplied input in ActiveMatrix BusinessWorks and Enterprise Administrator allows information disclosure, including exposure of accessible local files and host system detai…
- CVE-2025-20105HIGHCVSS 8.7EG 8.72026-03-10
Improper input validation in some UEFI firmware SMM module for the Intel(R) reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local c…
- CVE-2025-20064HIGHCVSS 8.7EG 8.72026-03-10
Improper input validation in the UEFI FlashUcAcmSmm module for some Intel(R) reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a high complexity attack may enable local…
- CVE-2025-0658HIGHCVSS 8.7EG 8.72025-11-27
A vulnerability in Automated Logic and Carrier's Zone Controller via BACnet protocol causes the device to crash. The device enters a fault state; after a reset, a second packet can leave it permanently unresponsive until a manual power cy…
- CVE-2025-9066HIGHCVSS 8.7EG 8.72025-10-14
A security issue was discovered within FactoryTalk® ViewPoint, allowing unauthenticated attackers to achieve XXE. Certain SOAP requests can be abused to perform XXE, resulting in a temporary denial-of-service.
- CVE-2025-59952HIGHCVSS 8.7EG 8.72025-09-30
MinIO Java SDK is a Simple Storage Service (aka S3) client to perform bucket and object operations to any Amazon S3 compatible object storage service. In minio-java versions prior to 8.6.0, XML tag values containing references to system pr…
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