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CWE-20

12,863 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 (12,863)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Apple
1Safari
May 13, 2026
May 22, 2017
N/A· v4
4.7 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. Safari before 10.1.1 is affected. The issue involves the "Safari" component. It allows remote attackers to spoof the address bar via a crafted web site.
1Apple
2Iphone Os
Safari
May 13, 2026
May 22, 2017
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. The issue involves the "Safari" component. It allows remote attackers to cause a denial of service (appl...Show more
An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. The issue involves the "Safari" component. It allows remote attackers to cause a denial of service (application crash) via a crafted web site that improperly interacts with the history menu.Show less
1Cisco
1Nx Os
May 13, 2026
May 22, 2017
N/A· v4
7.8 HIGH· v3
4.6 MEDIUM· v2
A vulnerability in the Telnet CLI command of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vuln...Show more
A vulnerability in the Telnet CLI command of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. An attacker could exploit this vulnerability by injecting crafted command arguments into the Telnet CLI command. An exploit could allow the attacker to read or write arbitrary files at the user's privilege level outside of the user's path. Cisco Bug IDs: CSCvb86771.Show less
1Cisco
1Nx Os
May 13, 2026
May 22, 2017
N/A· v4
7.8 HIGH· v3
4.6 MEDIUM· v2
A vulnerability in the CLI of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is du...Show more
A vulnerability in the CLI of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. An attacker could exploit this vulnerability by injecting crafted command arguments into a vulnerable CLI command. An exploit could allow the attacker to read or write arbitrary files at the user's privilege level outside of the user's path. Cisco Bug IDs: CSCvb86787, CSCve60516, CSCve60555.Show less
1Cisco
1Prime Collaboration Provisioning
May 13, 2026
May 22, 2017
N/A· v4
6.5 MEDIUM· v3
4.0 MEDIUM· v2
A vulnerability in the web interface of Cisco Prime Collaboration Provisioning Software (prior to Release 11.1) could allow an authenticated, remote attacker to delete any file from an affected system. The vulnerability...Show more
A vulnerability in the web interface of Cisco Prime Collaboration Provisioning Software (prior to Release 11.1) could allow an authenticated, remote attacker to delete any file from an affected system. The vulnerability exists because the affected software does not perform proper input validation of HTTP requests and fails to apply role-based access controls (RBACs) to requested HTTP URLs. An attacker could exploit this vulnerability by sending a crafted HTTP request that uses directory traversal techniques to submit a path to a desired file location on an affected system. A successful exploit could allow the attacker to delete any file from the system. Cisco Bug IDs: CSCvc99618.Show less
1Mimosa
2Backhaul Radios
Client Radios
May 13, 2026
May 21, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
An issue was discovered on Mimosa Client Radios before 2.2.3 and Mimosa Backhaul Radios before 2.2.3. By connecting to the Mosquitto broker on an access point and one of its clients, an attacker can gather enough informa...Show more
An issue was discovered on Mimosa Client Radios before 2.2.3 and Mimosa Backhaul Radios before 2.2.3. By connecting to the Mosquitto broker on an access point and one of its clients, an attacker can gather enough information to craft a command that reboots the client remotely when sent to the client's Mosquitto broker, aka "unauthenticated remote command execution." This command can be re-sent endlessly to act as a DoS attack on the client.Show less
1Pmail
1Pegasus
May 13, 2026
May 21, 2017
N/A· v4
7.3 HIGH· v3
4.4 MEDIUM· v2
winpm-32.exe in Pegasus Mail (aka Pmail) v4.72 build 572 allows code execution via a crafted ssgp.dll file that must be installed locally. For example, if ssgp.dll is on the desktop and executes arbitrary code in the Dll...Show more
winpm-32.exe in Pegasus Mail (aka Pmail) v4.72 build 572 allows code execution via a crafted ssgp.dll file that must be installed locally. For example, if ssgp.dll is on the desktop and executes arbitrary code in the DllMain function, then clicking on a mailto: link on a remote web page triggers the attack.Show less
1Allen Disk Project
1Allen Disk
May 13, 2026
May 19, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
/admin/loginc.php in Allen Disk 1.6 doesn't check if isset($_SESSION['captcha']['code']) == 1, which leads to CAPTCHA bypass by emptying $_POST['captcha'].
1Allen Disk Project
1Allen Disk
May 13, 2026
May 19, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
reg.php in Allen Disk 1.6 doesn't check if isset($_SESSION['captcha']['code'])==1, which makes it possible to bypass the CAPTCHA via an empty $_POST['captcha'].
1Cisco
1Telepresence Ix5000
May 13, 2026
May 18, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A vulnerability in the web framework of the Cisco TelePresence IX5000 Series could allow an unauthenticated, remote attacker to access arbitrary files on an affected device. The vulnerability is due to insufficient input...Show more
A vulnerability in the web framework of the Cisco TelePresence IX5000 Series could allow an unauthenticated, remote attacker to access arbitrary files on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by using directory traversal techniques to read files within the Cisco TelePresence IX5000 Series filesystem. This vulnerability affects Cisco TelePresence IX5000 Series devices running software version 8.2.0. Cisco Bug IDs: CSCvc52325.Show less
2Debian
Wordpress
2Debian Linux
Wordpress
May 13, 2026
May 18, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
In WordPress before 4.7.5, there is a lack of capability checks for post meta data in the XML-RPC API.
1Gnu
1Binutils
May 13, 2026
May 18, 2017
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
readelf.c in GNU Binutils 2017-04-12 has a "shift exponent too large for type unsigned long" issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other i...Show more
readelf.c in GNU Binutils 2017-04-12 has a "shift exponent too large for type unsigned long" issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted ELF file.Show less
2Debian
Smb4k Project
2Debian Linux
Smb4k
May 13, 2026
May 17, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
smb4k before 2.0.1 allows local users to gain root privileges by leveraging failure to verify arguments to the mount helper DBUS service.
1Codextrous
1B2j Contact
May 13, 2026
May 17, 2017
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
The Codextrous B2J Contact (aka b2j_contact) extension before 2.1.13 for Joomla! allows a rename attack that bypasses a "safe file extension" protection mechanism, leading to remote code execution.
1Cisco
1Aironet Access Point Firmware
May 13, 2026
May 16, 2017
N/A· v4
7.5 HIGH· v3
7.9 HIGH· v2
A vulnerability in the Plug-and-Play (PnP) subsystem of the Cisco Aironet 1800, 2800, and 3800 Series Access Points running a Lightweight Access Point (AP) or Mobility Express image could allow an unauthenticated, adjace...Show more
A vulnerability in the Plug-and-Play (PnP) subsystem of the Cisco Aironet 1800, 2800, and 3800 Series Access Points running a Lightweight Access Point (AP) or Mobility Express image could allow an unauthenticated, adjacent attacker to execute arbitrary code with root privileges. The vulnerability is due to insufficient validation of PnP server responses. The PnP feature is only active while the device does not contain a configuration, such as a first time boot or after a factory reset has been issued. An attacker with the ability to respond to PnP configuration requests from the affected device can exploit the vulnerability by returning malicious PnP responses. If a Cisco Application Policy Infrastructure Controller - Enterprise Module (APIC-EM) is available on the network, the attacker would need to exploit the issue in the short window before a valid PnP response was received. If successful, the attacker could gain the ability to execute arbitrary code with root privileges on the underlying operating system of the device. Cisco has confirmed that the only vulnerable software version is 8.3.102.0. Cisco Bug IDs: CSCvb42386.Show less
1Cisco
2Telepresence Ce
Telepresence Tc
May 13, 2026
May 16, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A vulnerability in the ICMP ingress packet processing of Cisco TelePresence Collaboration Endpoint (CE) Software could allow an unauthenticated, remote attacker to cause the TelePresence endpoint to reload unexpectedly,...Show more
A vulnerability in the ICMP ingress packet processing of Cisco TelePresence Collaboration Endpoint (CE) Software could allow an unauthenticated, remote attacker to cause the TelePresence endpoint to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete input validation for the size of a received ICMP packet. An attacker could exploit this vulnerability by sending a crafted ICMP packet to the local IP address of the targeted endpoint. A successful exploit could allow the attacker to cause a DoS of the TelePresence endpoint, during which time calls could be dropped. This vulnerability would affect either IPv4 or IPv6 ICMP traffic. This vulnerability affects the following Cisco TelePresence products when running software release CE8.1.1, CE8.2.0, CE8.2.1, CE8.2.2, CE 8.3.0, or CE8.3.1: Spark Room OS, TelePresence DX Series, TelePresence MX Series, TelePresence SX Quick Set Series, TelePresence SX Series. Cisco Bug IDs: CSCvb95396.Show less
1Google
1Android
May 13, 2026
May 16, 2017
N/A· v4
7.8 HIGH· v3
9.3 HIGH· v2
Due to missing input validation in all Android releases from CAF using the Linux kernel, HLOS can write to fuses for which it should not have access.
1Openvpn
1Openvpn
May 13, 2026
May 15, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.
1Pcmanfm Project
1Pcmanfm
May 13, 2026
May 15, 2017
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
PCManFM 1.2.5 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (application unavailability).
1Libmenu Cache Project
1Libmenu Cache
May 13, 2026
May 15, 2017
N/A· v4
3.3 LOW· v3
2.1 LOW· v2
Libmenu-cache 1.0.2 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (menu unavailability).