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CWE-20

12,731 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 (12,731)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Otrs
1Otrs
Apr 29, 2026
Mar 18, 2011
N/A· v4
N/A· v3
4.0 MEDIUM· v2
Open Ticket Request System (OTRS) before 3.0.0-beta7 does not properly restrict the ticket ages that are within the scope of a search, which allows remote authenticated users to cause a denial of service (daemon hang) vi...Show more
Open Ticket Request System (OTRS) before 3.0.0-beta7 does not properly restrict the ticket ages that are within the scope of a search, which allows remote authenticated users to cause a denial of service (daemon hang) via a fulltext search.Show less
1Otrs
1Otrs
Apr 29, 2026
Mar 18, 2011
N/A· v4
N/A· v3
2.1 LOW· v2
Open Ticket Request System (OTRS) before 2.4.0-beta2 does not properly enforce the move_into permission setting for a queue, which allows remote authenticated users to bypass intended access restrictions and read a ticke...Show more
Open Ticket Request System (OTRS) before 2.4.0-beta2 does not properly enforce the move_into permission setting for a queue, which allows remote authenticated users to bypass intended access restrictions and read a ticket by watching this ticket, and then selecting the ticket from the watched-tickets list.Show less
1Otrs
1Otrs
Apr 29, 2026
Mar 18, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Kernel/System/EmailParser.pm in PostmasterPOP3.pl in Open Ticket Request System (OTRS) before 2.2.7 does not properly handle e-mail messages containing malformed UTF-8 characters, which allows remote attackers to cause a...Show more
Kernel/System/EmailParser.pm in PostmasterPOP3.pl in Open Ticket Request System (OTRS) before 2.2.7 does not properly handle e-mail messages containing malformed UTF-8 characters, which allows remote attackers to cause a denial of service (e-mail retrieval outage) via a crafted message.Show less
1Otrs
1Otrs
Apr 29, 2026
Mar 18, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The S/MIME feature in Open Ticket Request System (OTRS) before 2.2.5, and 2.3.x before 2.3.0-beta1, does not properly configure the RANDFILE environment variable for OpenSSL, which might make it easier for remote attacke...Show more
The S/MIME feature in Open Ticket Request System (OTRS) before 2.2.5, and 2.3.x before 2.3.0-beta1, does not properly configure the RANDFILE environment variable for OpenSSL, which might make it easier for remote attackers to decrypt e-mail messages that had lower than intended entropy available for cryptographic operations, related to inability to write to the seeding file.Show less
1Ipswitch
1Imail
Apr 29, 2026
Mar 16, 2011
N/A· v4
N/A· v3
6.8 MEDIUM· v2
The STARTTLS implementation in the server in Ipswitch IMail 11.03 and earlier does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted SMTP sessions by sending...Show more
The STARTTLS implementation in the server in Ipswitch IMail 11.03 and earlier does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted SMTP sessions by sending a cleartext command that is processed after TLS is in place, related to a "plaintext command injection" attack, a similar issue to CVE-2011-0411.Show less
1Mutt
1Mutt
Apr 29, 2026
Mar 16, 2011
N/A· v4
N/A· v3
5.8 MEDIUM· v2
Mutt does not verify that the smtps server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof an SSL SMTP server via an arbitrary certificate, a dif...Show more
Mutt does not verify that the smtps server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof an SSL SMTP server via an arbitrary certificate, a different vulnerability than CVE-2009-3766.Show less
1Flashtux
1Weechat
Apr 29, 2026
Mar 16, 2011
N/A· v4
N/A· v3
5.8 MEDIUM· v2
Wee Enhanced Environment for Chat (aka WeeChat) 0.3.4 and earlier does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers...Show more
Wee Enhanced Environment for Chat (aka WeeChat) 0.3.4 and earlier does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof an SSL chat server via an arbitrary certificate, related to incorrect use of the GnuTLS API.Show less
1Redhat
1Kdelibs
Apr 29, 2026
Mar 16, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
kio/kio/tcpslavebase.cpp in KDE KSSL in kdelibs before 4.6.1 does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to s...Show more
kio/kio/tcpslavebase.cpp in KDE KSSL in kdelibs before 4.6.1 does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a certificate issued by a legitimate Certification Authority for an IP address, a different vulnerability than CVE-2009-2702.Show less
1Sugarcrm
1Sugarcrm
Apr 29, 2026
Mar 16, 2011
N/A· v4
N/A· v3
4.0 MEDIUM· v2
SugarCRM before 6.1.3 does not properly handle reloads and direct requests for a warning page produced by a certain duplicate check, which allows remote authenticated users to discover (1) the names of customers via a Sh...Show more
SugarCRM before 6.1.3 does not properly handle reloads and direct requests for a warning page produced by a certain duplicate check, which allows remote authenticated users to discover (1) the names of customers via a ShowDuplicates action to the Accounts module, reachable through index.php; or (2) the names of contact persons via a ShowDuplicates action to the Contacts module, reachable through index.php.Show less
1Apple
3Iphone Os
SafariWebkit
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not properly handle unspecified "cached resources," which allows remote attackers to cause a denial of service (resource unavailability) via a crafted...Show more
WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not properly handle unspecified "cached resources," which allows remote attackers to cause a denial of service (resource unavailability) via a crafted web site that conducts a cache-poisoning attack.Show less
1Apple
3Apple Tv
Iphone OsTvos
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
7.8 HIGH· v2
Wi-Fi in Apple iOS before 4.3 and Apple TV before 4.2 does not properly perform bounds checking for Wi-Fi frames, which allows remote attackers to cause a denial of service (device reset) via unspecified traffic on the l...Show more
Wi-Fi in Apple iOS before 4.3 and Apple TV before 4.2 does not properly perform bounds checking for Wi-Fi frames, which allows remote attackers to cause a denial of service (device reset) via unspecified traffic on the local wireless network.Show less
1Apple
3Iphone Os
SafariWebkit
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not properly handle the Attr.style accessor, which allows remote attackers to bypass the Same Origin Policy and inject Cascading Style Sheets (CSS) to...Show more
WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not properly handle the Attr.style accessor, which allows remote attackers to bypass the Same Origin Policy and inject Cascading Style Sheets (CSS) token sequences via a crafted web site.Show less
1Apple
3Iphone Os
SafariWebkit
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not properly handle redirects in conjunction with HTTP Basic Authentication, which might allow remote web servers to capture credentials by logging th...Show more
WebKit, as used in Apple Safari before 5.0.4 and iOS before 4.3, does not properly handle redirects in conjunction with HTTP Basic Authentication, which might allow remote web servers to capture credentials by logging the Authorization HTTP header.Show less
1Apple
1Iphone Os
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The Safari Settings feature in Safari in Apple iOS 4.x before 4.3 does not properly implement the clearing of cookies during execution of the Safari application, which might make it easier for remote web servers to track...Show more
The Safari Settings feature in Safari in Apple iOS 4.x before 4.3 does not properly implement the clearing of cookies during execution of the Safari application, which might make it easier for remote web servers to track users by setting a cookie.Show less
1Apple
1Iphone Os
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
4.3 MEDIUM· v2
MobileSafari in Apple iOS before 4.3 does not properly implement application launching through URL handlers, which allows remote attackers to cause a denial of service (persistent application crash) via crafted JavaScrip...Show more
MobileSafari in Apple iOS before 4.3 does not properly implement application launching through URL handlers, which allows remote attackers to cause a denial of service (persistent application crash) via crafted JavaScript code.Show less
2Apple
Google
4Chrome
Iphone OsItunes+1 more
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Google Chrome before 10.0.648.127 does not properly handle attributes, which allows remote attackers to cause a denial of service (DOM tree corruption) or possibly have unspecified other impact via a crafted document.
1Google
1Chrome
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
7.5 HIGH· v2
Google Chrome before 10.0.648.127 does not properly perform table painting, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that lead to a "stale p...Show more
Google Chrome before 10.0.648.127 does not properly perform table painting, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that lead to a "stale pointer."Show less
1Google
1Chrome
Apr 29, 2026
Mar 11, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Google Chrome before 10.0.648.127 on Linux does not properly handle parallel execution of calls to the print method, which might allow remote attackers to cause a denial of service (application crash) via crafted JavaScr...Show more
Google Chrome before 10.0.648.127 on Linux does not properly handle parallel execution of calls to the print method, which might allow remote attackers to cause a denial of service (application crash) via crafted JavaScript code.Show less
1Microsoft
5Windows 7
Windows Media Center Tv PackWindows Vista+2 more
Apr 29, 2026
Mar 9, 2011
N/A· v4
7.8 HIGH· v3
9.3 HIGH· v2
SBE.dll in the Stream Buffer Engine in Windows Media Player and Windows Media Center in Microsoft Windows XP SP2 and SP3, Windows XP Media Center Edition 2005 SP3, Windows Vista SP1 and SP2, Windows 7 Gold and SP1, and W...Show more
SBE.dll in the Stream Buffer Engine in Windows Media Player and Windows Media Center in Microsoft Windows XP SP2 and SP3, Windows XP Media Center Edition 2005 SP3, Windows Vista SP1 and SP2, Windows 7 Gold and SP1, and Windows Media Center TV Pack for Windows Vista does not properly parse Digital Video Recording (.dvr-ms) files, which allows remote attackers to execute arbitrary code via a crafted file, aka "DVR-MS Vulnerability."Show less
1Ibm
1Websphere Application Server
Apr 29, 2026
Mar 8, 2011
N/A· v4
N/A· v3
6.8 MEDIUM· v2
The Security component in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.35 and 7.x before 7.0.0.15, when the Tivoli Integrated Portal / embedded WebSphere Application Server (TIP/eWAS) framework is used, do...Show more
The Security component in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.35 and 7.x before 7.0.0.15, when the Tivoli Integrated Portal / embedded WebSphere Application Server (TIP/eWAS) framework is used, does not properly delete AuthCache entries upon a logout, which might allow remote attackers to access the server by leveraging an unattended workstation.Show less