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CWE-20

12,860 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 (12,860)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Cisco
2Email Security Appliance Firmware
Web Security Appliance
May 13, 2026
Feb 22, 2017
N/A· v4
5.8 MEDIUM· v3
5.0 MEDIUM· v2
A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote att...Show more
A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco ESA and Cisco WSA, both virtual and hardware appliances, that are configured with message or content filters to scan incoming email attachments on the ESA or services scanning content of web access on the WSA. More Information: SCvb91473, CSCvc76500. Known Affected Releases: 10.0.0-203 9.9.9-894 WSA10.0.0-233.Show less
1Faststone
1Maxview
May 13, 2026
Feb 21, 2017
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
FastStone MaxView 3.0 and 3.1 allows user-assisted attackers to cause a denial of service (application crash) via a malformed BMP image with a crafted biSize field in the BITMAPINFOHEADER section.
1Apple
1Iphone Os
May 13, 2026
Feb 20, 2017
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "WebKit" component, which allows remote attackers to launch popups via a crafted web site.
1Apple
1Iphone Os
May 13, 2026
Feb 20, 2017
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "Contacts" component. It allows remote attackers to cause a denial of service (application crash) via a crafted con...Show more
An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "Contacts" component. It allows remote attackers to cause a denial of service (application crash) via a crafted contact card.Show less
1Apple
1Iphone Os
May 13, 2026
Feb 20, 2017
N/A· v4
2.4 LOW· v3
2.1 LOW· v2
An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "WiFi" component, which allows physically proximate attackers to bypass the activation-lock protection mechanism an...Show more
An issue was discovered in certain Apple products. iOS before 10.2.1 is affected. The issue involves the "WiFi" component, which allows physically proximate attackers to bypass the activation-lock protection mechanism and view the home screen via unspecified vectors.Show less
1Apple
1Mac Os X
May 13, 2026
Feb 20, 2017
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
An issue was discovered in certain Apple products. macOS before 10.12.2 is affected. The issue involves the "xar" component, which allows remote attackers to execute arbitrary code via a crafted archive that triggers use...Show more
An issue was discovered in certain Apple products. macOS before 10.12.2 is affected. The issue involves the "xar" component, which allows remote attackers to execute arbitrary code via a crafted archive that triggers use of uninitialized memory locations.Show less
1Apple
2Iphone Os
Mac Os X
May 13, 2026
Feb 20, 2017
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. The issue involves the "CoreText" component. It allows remote attackers to cause a denial of service via a...Show more
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. The issue involves the "CoreText" component. It allows remote attackers to cause a denial of service via a crafted string.Show less
1Apple
1Iphone Os
May 13, 2026
Feb 20, 2017
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2 is affected. The issue involves the "Graphics Driver" component, which allows remote attackers to cause a denial of service via a crafted video.
1Apple
3Iphone Os
Mac Os XWatchos
May 13, 2026
Feb 20, 2017
N/A· v4
3.3 LOW· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "IOKit" component. It allows attackers to obtain...Show more
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "IOKit" component. It allows attackers to obtain sensitive information from kernel memory via a crafted app.Show less
1Apple
3Iphone Os
Mac Os XWatchos
May 13, 2026
Feb 20, 2017
N/A· v4
5.9 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Security" component, which allows man-in-the-mid...Show more
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Security" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs.Show less
1Apple
1Iphone Os
May 13, 2026
Feb 20, 2017
N/A· v4
4.3 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.1 is affected. The issue involves the "Safari" component, which allows remote web servers to cause a denial of service via a crafted URL.
1Apple
1Mac Os X
May 13, 2026
Feb 20, 2017
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. macOS before 10.12 is affected. The issue involves the "Mail" component, which allows remote web servers to cause a denial of service via a crafted URL.
1Apple
1Iphone Os
May 13, 2026
Feb 20, 2017
N/A· v4
6.8 MEDIUM· v3
4.6 MEDIUM· v2
An issue was discovered in certain Apple products. iOS before 10.2 is affected. The issue involves the "Image Capture" component, which allows attackers to execute arbitrary code via a crafted USB HID device.
1Apple
4Iphone Os
Mac Os XTvos+1 more
May 13, 2026
Feb 20, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 is affected. tvOS before 10.0.1 is affected. watchOS before 3.1 is affected. The issue involves the "Kernel" component....Show more
An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 is affected. tvOS before 10.0.1 is affected. watchOS before 3.1 is affected. The issue involves the "Kernel" component. It allows local users to execute arbitrary code in a privileged context or cause a denial of service (MIG code mishandling and system crash) via unspecified vectors.Show less
1Apple
1Mac Os X
May 13, 2026
Feb 20, 2017
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
An issue was discovered in certain Apple products. macOS before 10.12.1 is affected. The issue involves the "ntfs" component, which misparses disk images and allows attackers to cause a denial of service via a crafted ap...Show more
An issue was discovered in certain Apple products. macOS before 10.12.1 is affected. The issue involves the "ntfs" component, which misparses disk images and allows attackers to cause a denial of service via a crafted app.Show less
2Debian
Simplesamlphp
2Debian Linux
Simplesamlphp
May 13, 2026
Feb 17, 2017
N/A· v4
6.3 MEDIUM· v3
4.0 MEDIUM· v2
The SimpleSAML_XML_Validator class constructor in SimpleSAMLphp before 1.14.11 might allow remote attackers to spoof signatures on SAML 1 responses or possibly cause a denial of service (memory consumption) by leveraging...Show more
The SimpleSAML_XML_Validator class constructor in SimpleSAMLphp before 1.14.11 might allow remote attackers to spoof signatures on SAML 1 responses or possibly cause a denial of service (memory consumption) by leveraging improper conversion of return values to boolean.Show less
1Dovecot
1Dovecot
May 13, 2026
Feb 17, 2017
N/A· v4
5.9 MEDIUM· v3
4.3 MEDIUM· v2
The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.
1Nvidia
1Gpu Driver
May 13, 2026
Feb 15, 2017
N/A· v4
5.5 MEDIUM· v3
4.9 MEDIUM· v2
All versions of NVIDIA Linux GPU Display Driver contain a vulnerability in the kernel mode layer handler where improper validation of an input parameter may cause a denial of service on the system.
1Nvidia
1Gpu Driver
May 13, 2026
Feb 15, 2017
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
All versions of NVIDIA Windows GPU Display Driver contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscapeID 0x100008b where user provided input is used as the limit for a loop may lead t...Show more
All versions of NVIDIA Windows GPU Display Driver contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscapeID 0x100008b where user provided input is used as the limit for a loop may lead to denial of service or potential escalation of privilegesShow less
1Ibm
1Aix
May 13, 2026
Feb 15, 2017
N/A· v4
5.5 MEDIUM· v3
4.9 MEDIUM· v2
IBM AIX 7.1 and 7.2 allows a local user to open a file with a specially crafted argument that would crash the system. IBM APARs: IV91488, IV91487, IV91456, IV90234.