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CWE-20

13,740 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 (13,740)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
2Debian
Qemu
2Debian Linux
Qemu
May 6, 2026
Dec 29, 2016
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
QEMU (aka Quick Emulator) built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to crash issue. It occurs when a guest sends a Layer-2 packet smaller than 22 bytes. A privileged (CAP_SYS_RAWIO) guest...Show more
QEMU (aka Quick Emulator) built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to crash issue. It occurs when a guest sends a Layer-2 packet smaller than 22 bytes. A privileged (CAP_SYS_RAWIO) guest user could use this flaw to crash the QEMU process instance resulting in DoS.Show less
1Cisco
1Jabber Guest
May 6, 2026
Dec 26, 2016
N/A· v4
6.5 MEDIUM· v3
6.4 MEDIUM· v2
A vulnerability in the Cisco Jabber Guest Server could allow an unauthenticated, remote attacker to initiate connections to arbitrary hosts. More Information: CSCvc31635. Known Affected Releases: 10.6(9). Known Fixed Rel...Show more
A vulnerability in the Cisco Jabber Guest Server could allow an unauthenticated, remote attacker to initiate connections to arbitrary hosts. More Information: CSCvc31635. Known Affected Releases: 10.6(9). Known Fixed Releases: 11.0(0).Show less
1Ffmpeg
1Ffmpeg
May 6, 2026
Dec 23, 2016
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
The gsm_parse function in libavcodec/gsm_parser.c in FFmpeg before 3.1.5 allows remote attackers to cause a denial of service (assert fault) via a crafted AVI file.
1Ffmpeg
1Ffmpeg
May 6, 2026
Dec 23, 2016
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
The avi_read_seek function in libavformat/avidec.c in FFmpeg before 3.1.4 allows remote attackers to cause a denial of service (assert fault) via a crafted AVI file.
1Lynx
1Lynx
May 6, 2026
Dec 22, 2016
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
lynx: It was found that Lynx doesn't parse the authority component of the URL correctly when the host name part ends with '?', and could instead be tricked into connecting to a different host.
1Microsoft
1Excel
May 6, 2026
Dec 20, 2016
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Microsoft Excel 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 misparses file formats, which makes it easier for remote attackers to execute arbitrary code via a crafted document, aka "Microsoft Office Security Feature Bypass...Show more
Microsoft Excel 2010 SP2, 2013 SP1, 2013 RT SP1, and 2016 misparses file formats, which makes it easier for remote attackers to execute arbitrary code via a crafted document, aka "Microsoft Office Security Feature Bypass Vulnerability."Show less
1Microsoft
4Excel
Excel For MacExcel Viewer+1 more
May 6, 2026
Dec 20, 2016
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, Excel Viewer, and Excel 2016 for Mac mishandle a registry check, which allows user-assisted remote a...Show more
Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, Excel Viewer, and Excel 2016 for Mac mishandle a registry check, which allows user-assisted remote attackers to execute arbitrary commands via crafted embedded content in a document, aka "Microsoft Office Security Feature Bypass Vulnerability."Show less
1Google
1Chrome
May 6, 2026
Dec 18, 2016
N/A· v4
4.3 MEDIUM· v3
4.3 MEDIUM· v2
Google Chrome prior to 54.0 for iOS had insufficient validation of URLs for windows open by DOM, which allowed a remote attacker to bypass restrictions on navigation to certain URL schemes via crafted HTML pages.
1Google
1Chrome
May 6, 2026
Dec 18, 2016
N/A· v4
4.3 MEDIUM· v3
4.3 MEDIUM· v2
Multiple issues in Blink in Google Chrome prior to 54.0.2840.59 for Windows, Mac, and Linux allow a remote attacker to spoof various parts of browser UI via crafted HTML pages.
1Google
1Chrome
May 6, 2026
Dec 18, 2016
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Google Chrome prior to 54.0.2840.85 for Android incorrectly handled rapid transition into and out of full screen mode, which allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via crafted HTML pages...Show more
Google Chrome prior to 54.0.2840.85 for Android incorrectly handled rapid transition into and out of full screen mode, which allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via crafted HTML pages.Show less
1Siemens
2Simatic S7 300 Cpu Firmware
Simatic S7 400 Cpu Firmware
Jun 2, 2026
Dec 17, 2016
N/A· v4
7.5 HIGH· v3
7.8 HIGH· v2
A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl...Show more
A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions). Specially crafted packets sent to port 80/tcp could cause the affected devices to go into defect mode. A cold restart is required to recover the system.Show less
1Nvidia
1Gpu Driver
May 6, 2026
Dec 16, 2016
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 DxgDdiEscape ID 0x600000E, 0x600000F, and 0x6000010 where a value passed from a user to the dr...Show more
All versions of NVIDIA Windows GPU Display Driver contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape ID 0x600000E, 0x600000F, and 0x6000010 where a value passed from a user to the driver is used without validation as the index to an internal array, leading to denial of service or potential escalation of privileges.Show less
1Nvidia
1Gpu Driver
May 6, 2026
Dec 16, 2016
N/A· v4
6.1 MEDIUM· v3
5.6 MEDIUM· v2
All versions of NVIDIA Windows GPU Display Driver contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape where a check on a function return value is missing, potentially allowing an unin...Show more
All versions of NVIDIA Windows GPU Display Driver contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape where a check on a function return value is missing, potentially allowing an uninitialized value to be used as the source of a strcpy() call, leading to denial of service or information disclosure.Show less
1Nvidia
1Gpu Driver
May 6, 2026
Dec 16, 2016
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
All versions of NVIDIA Windows GPU Display contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape where a pointer passed from a user to the driver is used without validation, leading to...Show more
All versions of NVIDIA Windows GPU Display contain a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape where a pointer passed from a user to the driver is used without validation, leading to denial of service or potential escalation of privileges.Show less
1Cisco
1Web Security Appliance
May 6, 2026
Dec 14, 2016
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A vulnerability in the Decrypt for End-User Notification configuration parameter of Cisco AsyncOS Software for Cisco Web Security Appliances could allow an unauthenticated, remote attacker to connect to a secure website...Show more
A vulnerability in the Decrypt for End-User Notification configuration parameter of Cisco AsyncOS Software for Cisco Web Security Appliances could allow an unauthenticated, remote attacker to connect to a secure website over Secure Sockets Layer (SSL) or Transport Layer Security (TLS), even if the WSA is configured to block connections to the website. Affected Products: This vulnerability affects Cisco Web Security Appliances if the HTTPS decryption options are enabled and configured for the device to block connections to certain websites. More Information: CSCvb49012. Known Affected Releases: 9.0.1-162 9.1.1-074.Show less
1Cisco
1Ons 15454 Sdh Multiservice Platform Software
May 6, 2026
Dec 14, 2016
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A vulnerability in TCP port management in Cisco ONS 15454 Series Multiservice Provisioning Platforms could allow an unauthenticated, remote attacker to cause the controller card to unexpectedly reload. More Information:...Show more
A vulnerability in TCP port management in Cisco ONS 15454 Series Multiservice Provisioning Platforms could allow an unauthenticated, remote attacker to cause the controller card to unexpectedly reload. More Information: CSCuw26032. Known Affected Releases: 10.51.Show less
1Cisco
1Expressway
May 6, 2026
Dec 14, 2016
N/A· v4
6.5 MEDIUM· v3
6.4 MEDIUM· v2
A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. This does not allow for full traffic proxy through...Show more
A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. This does not allow for full traffic proxy through the Expressway. Affected Products: This vulnerability affects Cisco Expressway Series Software and Cisco TelePresence Video Communication Server (VCS). More Information: CSCvc10834. Known Affected Releases: X8.7.2 X8.8.3. Known Fixed Releases: X8.9.Show less
1Cisco
1Ios
May 6, 2026
Dec 14, 2016
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration...Show more
A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.3(3)M3. Known Fixed Releases: 15.6(2)T0.1 15.6(2.0.1a)T0 15.6(2.19)T 15.6(3)M.Show less
1Cisco
2Firesight System Software
Secure Firewall Management Center
May 6, 2026
Dec 14, 2016
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A vulnerability in the malicious file detection and blocking features of Cisco Firepower Management Center and Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass malware detection m...Show more
A vulnerability in the malicious file detection and blocking features of Cisco Firepower Management Center and Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass malware detection mechanisms on an affected system. Affected Products: Cisco Firepower Management Center and FireSIGHT System Software are affected when they are configured to use a file policy that has the Block Malware action. More Information: CSCvb27494. Known Affected Releases: 6.0.1.1 6.1.0.Show less
1Cisco
1Email Security Appliance
May 6, 2026
Dec 14, 2016
N/A· v4
4.3 MEDIUM· v3
4.3 MEDIUM· v2
A vulnerability in the content filtering functionality of Cisco AsyncOS Software for Cisco Email Security Appliances and Cisco Web Security Appliances could allow an unauthenticated, remote attacker to bypass user filter...Show more
A vulnerability in the content filtering functionality of Cisco AsyncOS Software for Cisco Email Security Appliances and Cisco Web Security Appliances could allow an unauthenticated, remote attacker to bypass user filters that are configured for an affected device. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for both virtual and hardware versions of the following Cisco products: Cisco Email Security Appliances (ESAs) that are configured to use message or content filters that scan incoming email attachments; Cisco Web Security Appliances (WSAs) that are configured to use services that scan accessed web content. More Information: CSCva90076, CSCvb06764. Known Affected Releases: 10.0.0-125 8.5.7-042 9.7.2-047.Show less