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CWE-20

13,703 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 (13,703)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Apache
1Tomcat
Apr 29, 2026
Jul 14, 2011
N/A· v4
N/A· v3
4.4 MEDIUM· v2
Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypa...Show more
Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypass intended file access restrictions or cause a denial of service (infinite loop or JVM crash) by leveraging an untrusted web application.Show less
1Squirrelmail
1Squirrelmail
Apr 29, 2026
Jul 14, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
functions/page_header.php in SquirrelMail 1.4.21 and earlier does not prevent page rendering inside a frame in a third-party HTML document, which makes it easier for remote attackers to conduct clickjacking attacks via a...Show more
functions/page_header.php in SquirrelMail 1.4.21 and earlier does not prevent page rendering inside a frame in a third-party HTML document, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.Show less
1Google
1Android Sdk
Apr 29, 2026
Jul 8, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
dexdump in Android SDK before 2.3 does not properly perform structural verification, which allows user-assisted remote attackers to cause a denial of service (dexdump crash) and possibly execute arbitrary code via a malf...Show more
dexdump in Android SDK before 2.3 does not properly perform structural verification, which allows user-assisted remote attackers to cause a denial of service (dexdump crash) and possibly execute arbitrary code via a malformed APK or dex file that calls a method using more arguments than the number of register that have been declared for that method.Show less
1Ibm
1Rational Doors Web Access
Apr 29, 2026
Jul 7, 2011
N/A· v4
N/A· v3
10.0 HIGH· v2
IBM Rational DOORS Web Access 1.4.x before 1.4.0.4 does not properly handle exceptions, which has unspecified impact and remote attack vectors.
1Digium
1Asterisk
Apr 29, 2026
Jul 6, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address conta...Show more
chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame.Show less
1Opera
1Opera Browser
Apr 29, 2026
Jul 1, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Opera before 11.10 allows remote attackers to hijack (1) searches and (2) customizations via unspecified third party applications.
1Opera
1Opera Browser
Apr 29, 2026
Jul 1, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Opera before 11.11 does not properly handle destruction of a Silverlight instance, which allows remote attackers to cause a denial of service (application crash) via a web page, as demonstrated by vod.onet.pl.
1Opera
1Opera Browser
Apr 29, 2026
Jul 1, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application...Show more
The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application hang) via a web page, as demonstrated by an unspecified Wikipedia page.Show less
1Opera
1Opera Browser
Apr 29, 2026
Jul 1, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Opera before 11.11 allows user-assisted remote attackers to cause a denial of service (application crash) via a crafted web page that is not properly handled during a reload occurring after the opening of a popup of the...Show more
Opera before 11.11 allows user-assisted remote attackers to cause a denial of service (application crash) via a crafted web page that is not properly handled during a reload occurring after the opening of a popup of the Easy Sticky Note extension.Show less
1Opera
1Opera Browser
Apr 29, 2026
Jul 1, 2011
N/A· v4
N/A· v3
10.0 HIGH· v2
Opera before 11.11 does not properly implement FRAMESET elements, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors related to page unload.
1Hp
2Openview Performance Agent
Operations Agent
Apr 29, 2026
Jul 1, 2011
N/A· v4
N/A· v3
6.4 MEDIUM· v2
ovbbccb.exe 6.20.50.0 and other versions in HP OpenView Performance Agent 4.70 and 5.0; and Operations Agent 11.0, 8.60.005, 8.60.006, 8.60.007, 8.60.008, 8.60.501, and 8.53; allows remote attackers to delete arbitrary f...Show more
ovbbccb.exe 6.20.50.0 and other versions in HP OpenView Performance Agent 4.70 and 5.0; and Operations Agent 11.0, 8.60.005, 8.60.006, 8.60.007, 8.60.008, 8.60.501, and 8.53; allows remote attackers to delete arbitrary files via a full pathname in the File field in a Register command.Show less
1Mozilla
3Firefox
GeckoThunderbird
Apr 29, 2026
Jun 30, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Mozilla Gecko before 5.0, as used in Firefox before 5.0 and Thunderbird before 5.0, does not block use of a cross-domain image as a WebGL texture, which allows remote attackers to obtain approximate copies of arbitrary i...Show more
Mozilla Gecko before 5.0, as used in Firefox before 5.0 and Thunderbird before 5.0, does not block use of a cross-domain image as a WebGL texture, which allows remote attackers to obtain approximate copies of arbitrary images via a timing attack involving a crafted WebGL fragment shader.Show less
2D Bus Project
Freedesktop
2D Bus
Dbus
Apr 29, 2026
Jun 22, 2011
N/A· v4
N/A· v3
4.6 MEDIUM· v2
The _dbus_header_byteswap function in dbus-marshal-header.c in D-Bus (aka DBus) 1.2.x before 1.2.28, 1.4.x before 1.4.12, and 1.5.x before 1.5.4 does not properly handle a non-native byte order, which allows local users...Show more
The _dbus_header_byteswap function in dbus-marshal-header.c in D-Bus (aka DBus) 1.2.x before 1.2.28, 1.4.x before 1.4.12, and 1.5.x before 1.5.4 does not properly handle a non-native byte order, which allows local users to cause a denial of service (connection loss), obtain potentially sensitive information, or conduct unspecified state-modification attacks via crafted messages.Show less
1Simplemachines
1Smf
Apr 29, 2026
Jun 21, 2011
N/A· v4
N/A· v3
7.5 HIGH· v2
Simple Machines Forum (SMF) before 1.1.13, and 2.x before 2.0 RC5, does not properly validate the start parameter, which might allow remote attackers to conduct SQL injection attacks, obtain sensitive information, or cau...Show more
Simple Machines Forum (SMF) before 1.1.13, and 2.x before 2.0 RC5, does not properly validate the start parameter, which might allow remote attackers to conduct SQL injection attacks, obtain sensitive information, or cause a denial of service via a crafted value, related to the cleanRequest function in QueryString.php and the constructPageIndex function in Subs.php.Show less
1Adobe
1Shockwave Player
Apr 29, 2026
Jun 16, 2011
N/A· v4
N/A· v3
9.3 HIGH· v2
The FLV ASSET Xtra component in Adobe Shockwave Player before 11.6.0.626 allows attackers to execute arbitrary code via unspecified vectors, related to an "input validation vulnerability."
1Adobe
3Blazeds
LivecycleLivecycle Data Services
Apr 29, 2026
Jun 16, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Adobe LiveCycle Data Services 3.1 and earlier, LiveCycle 9.0.0.2 and earlier, and BlazeDS 4.0.1 and earlier do not properly handle object graphs, which allows attackers to cause a denial of service via unspecified vector...Show more
Adobe LiveCycle Data Services 3.1 and earlier, LiveCycle 9.0.0.2 and earlier, and BlazeDS 4.0.1 and earlier do not properly handle object graphs, which allows attackers to cause a denial of service via unspecified vectors, related to a "complex object graph vulnerability."Show less
1Adobe
3Blazeds
LivecycleLivecycle Data Services
Apr 29, 2026
Jun 16, 2011
N/A· v4
N/A· v3
10.0 HIGH· v2
Adobe LiveCycle Data Services 3.1 and earlier, LiveCycle 9.0.0.2 and earlier, and BlazeDS 4.0.1 and earlier do not properly restrict creation of classes during deserialization of (1) AMF and (2) AMFX data, which allows a...Show more
Adobe LiveCycle Data Services 3.1 and earlier, LiveCycle 9.0.0.2 and earlier, and BlazeDS 4.0.1 and earlier do not properly restrict creation of classes during deserialization of (1) AMF and (2) AMFX data, which allows attackers to have an unspecified impact via unknown vectors, related to a "deserialization vulnerability."Show less
1Microsoft
5Windows 7
Windows Server 2003Windows Server 2008+2 more
Apr 29, 2026
Jun 16, 2011
N/A· v4
N/A· v3
9.3 HIGH· v2
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 on 64-bit platforms does no...Show more
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 on 64-bit platforms does not properly validate pointers during the parsing of OpenType (aka OTF) fonts, which allows remote attackers to execute arbitrary code via a crafted font file, aka "Win32k OTF Validation Vulnerability."Show less
1Microsoft
5Excel
Excel ViewerOffice+2 more
Apr 29, 2026
Jun 16, 2011
N/A· v4
N/A· v3
9.3 HIGH· v2
Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP...Show more
Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 do not properly validate record structures during parsing of Excel spreadsheets, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Insufficient Record Validation Vulnerability."Show less
1Microsoft
6Windows 2003 Server
Windows 7Windows Server 2003+3 more
Apr 29, 2026
Jun 16, 2011
N/A· v4
N/A· v3
10.0 HIGH· v2
The SMB client in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote SMB servers to execute arbit...Show more
The SMB client in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote SMB servers to execute arbitrary code via a crafted (1) SMBv1 or (2) SMBv2 response, aka "SMB Response Parsing Vulnerability."Show less