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CWE-20

12,875 CVEs • Abstraction: Class • Likelihood of Exploit: High

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.

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CVEs (12,875)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Inspircd
1Inspircd
May 13, 2026
Sep 25, 2017
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
inspircd in Debian before 2.0.7 does not properly handle unsigned integers. NOTE: This vulnerability exists because of an incomplete fix to CVE-2012-1836.
1Plone
1Plone
May 13, 2026
Sep 25, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
Plone 3.3.0 through 3.3.6 allows remote attackers to inject headers into HTTP responses.
1Cisco
1Ios
May 13, 2026
Sep 25, 2017
N/A· v4
6.5 MEDIUM· v3
6.8 MEDIUM· v2
Cisco IOS before 12.2(33)SXI allows remote authenticated users to cause a denial of service (device reboot).
1Cisco
1Ios
May 13, 2026
Sep 25, 2017
N/A· v4
5.5 MEDIUM· v3
4.9 MEDIUM· v2
Cisco IOS before 12.2(33)SXI allows local users to cause a denial of service (device reboot).
1Ibm
1Api Connect
May 13, 2026
Sep 25, 2017
N/A· v4
4.3 MEDIUM· v3
4.0 MEDIUM· v2
IBM API Connect 5.0.0.0 through 5.0.7.2 could allow an authenticated user to generate an API token when not subscribed to the application plan. IBM X-Force ID: 131545.
1Ibm
1Api Connect
May 13, 2026
Sep 25, 2017
N/A· v4
6.1 MEDIUM· v3
5.8 MEDIUM· v2
IBM API Connect 5.0.0.0 through 5.0.7.2 could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability...Show more
IBM API Connect 5.0.0.0 through 5.0.7.2 could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to hijack the victim's click actions and possibly launch further attacks against the victim. IBM X-Force ID: 131291.Show less
1Nvidia
1Gpu Driver
May 13, 2026
Sep 22, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where a value passed from a user to the driver is not correctly validated and used as the index...Show more
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where a value passed from a user to the driver is not correctly validated and used as the index to an array which may lead to denial of service or possible escalation of privileges.Show less
1Nvidia
1Gpu Driver
May 13, 2026
Sep 22, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
NVIDIA GPU Display Driver contains a vulnerability in the kernel mode layer handler where a value passed from a user to the driver is not correctly validated and used as the index to an array which may lead to a denial o...Show more
NVIDIA GPU Display Driver contains a vulnerability in the kernel mode layer handler where a value passed from a user to the driver is not correctly validated and used as the index to an array which may lead to a denial of service or possible escalation of privileges.Show less
1Nvidia
1Gpu Driver
May 13, 2026
Sep 22, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where a pointer passed from a user to the driver is used without validation which may lead to d...Show more
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where a pointer passed from a user to the driver is used without validation which may lead to denial of service or possible escalation of privileges.Show less
1Nvidia
1Gpu Driver
May 13, 2026
Sep 22, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where a value passed from a user to the driver is not correctly validated and used as the index...Show more
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where a value passed from a user to the driver is not correctly validated and used as the index to an array which may lead to denial of service or possible escalation of privileges.Show less
1Horde
1Horde Image Api
May 13, 2026
Sep 21, 2017
N/A· v4
8.1 HIGH· v3
6.8 MEDIUM· v2
A Remote Code Execution vulnerability has been found in the Horde_Image library when using the "Im" backend that utilizes ImageMagick's "convert" utility. It's not exploitable through any Horde application, because the c...Show more
A Remote Code Execution vulnerability has been found in the Horde_Image library when using the "Im" backend that utilizes ImageMagick's "convert" utility. It's not exploitable through any Horde application, because the code path to the vulnerability is not used by any Horde code. Custom applications using the Horde_Image library might be affected. This vulnerability affects all versions of Horde_Image from 2.0.0 to 2.5.1, and is fixed in 2.5.2. The problem is missing input validation of the index field in _raw() during construction of an ImageMagick command line.Show less
1Mirasvit
1Helpdesk Mx
May 13, 2026
Sep 21, 2017
N/A· v4
8.0 HIGH· v3
6.0 MEDIUM· v2
Mirasvit Helpdesk MX before 1.5.3 might allow remote attackers to execute arbitrary code by leveraging failure to filter uploaded files.
1Otrs
1Otrs
May 13, 2026
Sep 21, 2017
N/A· v4
8.8 HIGH· v3
6.5 MEDIUM· v2
In Open Ticket Request System (OTRS) 3.3.x before 3.3.18, 4.x before 4.0.25, and 5.x before 5.0.23, remote authenticated users can leverage statistics-write permissions to gain privileges via code injection.
1Cisco
1Unified Computing System
May 13, 2026
Sep 21, 2017
N/A· v4
6.7 MEDIUM· v3
7.2 HIGH· v2
A vulnerability in the CLI of Cisco UCS Central Software could allow an authenticated, local attacker to gain shell access. The vulnerability is due to insufficient input validation of commands entered in the CLI, aka a...Show more
A vulnerability in the CLI of Cisco UCS Central Software could allow an authenticated, local attacker to gain shell access. The vulnerability is due to insufficient input validation of commands entered in the CLI, aka a Restricted Shell Break Vulnerability. An attacker could exploit this vulnerability by entering a specific command with crafted arguments. An exploit could allow the attacker to gain shell access to the underlying system. Cisco Bug IDs: CSCve70762.Show less
1Cisco
1Findit Network Discovery Utility
May 13, 2026
Sep 21, 2017
N/A· v4
7.8 HIGH· v3
4.6 MEDIUM· v2
A vulnerability in the Cisco FindIT Network Discovery Utility could allow an authenticated, local attacker to perform a DLL preloading attack, potentially causing a partial impact to device availability, confidentiality,...Show more
A vulnerability in the Cisco FindIT Network Discovery Utility could allow an authenticated, local attacker to perform a DLL preloading attack, potentially causing a partial impact to device availability, confidentiality, and integrity. The vulnerability is due to the application loading a malicious copy of a specific, nondefined DLL file instead of the DLL file it was expecting. An attacker could exploit this vulnerability by placing an affected DLL within the search path of the host system. An exploit could allow the attacker to load a malicious DLL file into the system, thus partially compromising confidentiality, integrity, and availability on the device. Cisco Bug IDs: CSCve89785.Show less
1Cisco
1Wide Area Application Services
May 13, 2026
Sep 21, 2017
N/A· v4
5.3 MEDIUM· v3
5.0 MEDIUM· v2
A vulnerability in the HTTP web interface for Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause an HTTP Application Optimization (AO) related process to restart, causing...Show more
A vulnerability in the HTTP web interface for Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause an HTTP Application Optimization (AO) related process to restart, causing a partial denial of service (DoS) condition. The vulnerability is due to lack of input validation of user-supplied input parameters within an HTTP request. An attacker could exploit this vulnerability by sending a crafted HTTP request through the targeted device. An exploit could allow the attacker to cause a DoS condition due to a process unexpectedly restarting. The WAAS could drop traffic during the brief time the process is restarting. Cisco Bug IDs: CSCvc63048.Show less
1Cisco
1Asyncos
May 13, 2026
Sep 21, 2017
N/A· v4
7.1 HIGH· v3
7.8 HIGH· v2
A vulnerability in the email message filtering feature of Cisco AsyncOS Software for the Cisco Email Security Appliance could allow an unauthenticated, remote attacker to cause an affected device to run out of memory and...Show more
A vulnerability in the email message filtering feature of Cisco AsyncOS Software for the Cisco Email Security Appliance could allow an unauthenticated, remote attacker to cause an affected device to run out of memory and stop scanning and forwarding email messages. When system memory is depleted, it can cause the filtering process to crash, resulting in a denial of service (DoS) condition on the device. This vulnerability affects software version 9.0 through the first fixed release of Cisco AsyncOS Software for Cisco Email Security Appliances, both virtual and hardware appliances, if the software is configured to apply a message filter or content filter to incoming email attachments. The vulnerability is not limited to any specific rules or actions for a message filter or content filter. Cisco Bug IDs: CSCvd29354.Show less
1Cisco
1Unified Customer Voice Portal
May 13, 2026
Sep 21, 2017
N/A· v4
8.8 HIGH· v3
6.5 MEDIUM· v2
A vulnerability in the Operations, Administration, Maintenance, and Provisioning (OAMP) credential reset functionality for Cisco Unified Customer Voice Portal (CVP) could allow an authenticated, remote attacker to gain e...Show more
A vulnerability in the Operations, Administration, Maintenance, and Provisioning (OAMP) credential reset functionality for Cisco Unified Customer Voice Portal (CVP) could allow an authenticated, remote attacker to gain elevated privileges. The vulnerability is due to a lack of proper input validation. An attacker could exploit this vulnerability by authenticating to the OAMP and sending a crafted HTTP request. A successful exploit could allow the attacker to gain administrator privileges. The attacker must successfully authenticate to the system to exploit this vulnerability. This vulnerability affects Cisco Unified Customer Voice Portal (CVP) running software release 10.5, 11.0, or 11.5. Cisco Bug IDs: CSCve92752.Show less
1Freedesktop
1Poppler
May 13, 2026
Sep 20, 2017
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
In Poppler 0.59.0, a floating point exception occurs in the ImageStream class in Stream.cc, which may lead to a potential attack when handling malicious PDF files.
1Apache
1Struts
May 13, 2026
Sep 20, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overl...Show more
In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672.Show less