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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
1Freebsd
1Freebsd
Jun 17, 2026
May 28, 2021
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
In FreeBSD 13.0-STABLE before n245765-bec0d2c9c841, 12.2-STABLE before r369859, 11.4-STABLE before r369866, 13.0-RELEASE before p1, 12.2-RELEASE before p7, and 11.4-RELEASE before p10, missing message validation in libra...Show more
In FreeBSD 13.0-STABLE before n245765-bec0d2c9c841, 12.2-STABLE before r369859, 11.4-STABLE before r369866, 13.0-RELEASE before p1, 12.2-RELEASE before p7, and 11.4-RELEASE before p10, missing message validation in libradius(3) could allow malicious clients or servers to trigger denial of service in vulnerable servers or clients respectively.Show less
3Debian
FedoraprojectSquid Cache
3Debian Linux
FedoraSquid
Jun 17, 2026
May 28, 2021
N/A· v4
6.5 MEDIUM· v3
4.0 MEDIUM· v2
Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response. The issue trigger is a header that can be expected to exist in HTTP...Show more
Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent by the server.Show less
1Redhat
1Keycloak
Jun 17, 2026
May 28, 2021
N/A· v4
9.6 CRITICAL· v3
6.8 MEDIUM· v2
A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript cod...Show more
A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript code being used to process the data. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.Show less
4Debian
GaleraclusterMariadb+1 more
4Debian Linux
Galera Cluster For MysqlMariadb+1 more
Jun 17, 2026
May 27, 2021
N/A· v4
9.0 CRITICAL· v3
6.8 MEDIUM· v2
A flaw was found in the mysql-wsrep component of mariadb. Lack of input sanitization in `wsrep_sst_method` allows for command injection that can be exploited by a remote attacker to execute arbitrary commands on galera c...Show more
A flaw was found in the mysql-wsrep component of mariadb. Lack of input sanitization in `wsrep_sst_method` allows for command injection that can be exploited by a remote attacker to execute arbitrary commands on galera cluster nodes. This threatens the system's confidentiality, integrity, and availability. This flaw affects mariadb versions before 10.1.47, before 10.2.34, before 10.3.25, before 10.4.15 and before 10.5.6.Show less
1Huawei
2S5700 Firmware
S6700 Firmware
Jun 17, 2026
May 27, 2021
N/A· v4
7.5 HIGH· v3
7.8 HIGH· v2
There is a denial of service vulnerability in the verisions V200R005C00SPC500 of S5700 and V200R005C00SPC500 of S6700. An attacker could exploit this vulnerability by sending specific message to a targeted device. Due to...Show more
There is a denial of service vulnerability in the verisions V200R005C00SPC500 of S5700 and V200R005C00SPC500 of S6700. An attacker could exploit this vulnerability by sending specific message to a targeted device. Due to insufficient input validation, successful exploit can cause the service abnormal.Show less
1Huawei
1Fusioncompute
Jun 17, 2026
May 27, 2021
N/A· v4
4.3 MEDIUM· v3
4.0 MEDIUM· v2
There is an insufficient input validation vulnerability in FusionCompute 8.0.0. Due to the input validation is insufficient, an attacker can exploit this vulnerability to upload any files to the device. Successful exploi...Show more
There is an insufficient input validation vulnerability in FusionCompute 8.0.0. Due to the input validation is insufficient, an attacker can exploit this vulnerability to upload any files to the device. Successful exploit may cause the service abnormal.Show less
3Fedoraproject
RedhatUpx
3Enterprise Linux
FedoraUpx
Jun 17, 2026
May 27, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.
3Eclipse
OracleQuarkus
4Communications Cloud Native Core Policy
Jakarta Expression LanguageQuarkus+1 more
Jun 17, 2026
May 26, 2021
N/A· v4
5.3 MEDIUM· v3
5.0 MEDIUM· v2
In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were valid.
3Fedoraproject
GnomeRedhat
4Enterprise Linux
FedoraNetworkmanager+1 more
Jun 17, 2026
May 26, 2021
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
A flaw was found in NetworkManager in versions before 1.30.0. Setting match.path and activating a profile crashes NetworkManager. The highest threat from this vulnerability is to system availability.
1Schneider Electric
2Modicon M241 Firmware
Modicon M251 Firmware
Jun 17, 2026
May 26, 2021
N/A· v4
7.5 HIGH· v3
7.8 HIGH· v2
Improper Input Validation vulnerability exists in Modicon M241/M251 logic controllers firmware prior to V5.1.9.1 that could cause denial of service when specific crafted requests are sent to the controller over HTTP.
1Vmware
2Cloud Foundation
Vcenter Server
Aug 12, 2026
May 26, 2021
N/A· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
The vSphere Client (HTML5) contains a remote code execution vulnerability due to lack of input validation in the Virtual SAN Health Check plug-in which is enabled by default in vCenter Server. A malicious actor with netw...Show more
The vSphere Client (HTML5) contains a remote code execution vulnerability due to lack of input validation in the Virtual SAN Health Check plug-in which is enabled by default in vCenter Server. A malicious actor with network access to port 443 may exploit this issue to execute commands with unrestricted privileges on the underlying operating system that hosts vCenter Server.Show less
1Zephyrproject
1Zephyr
Jun 17, 2026
May 25, 2021
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
Remote Denial of Service in LwM2M do_write_op_tlv. Zephyr versions >= 1.14.2, >= 2.2.0 contain Improper Input Validation (CWE-20), Loop with Unreachable Exit Condition ('Infinite Loop') (CWE-835). For more information, s...Show more
Remote Denial of Service in LwM2M do_write_op_tlv. Zephyr versions >= 1.14.2, >= 2.2.0 contain Improper Input Validation (CWE-20), Loop with Unreachable Exit Condition ('Infinite Loop') (CWE-835). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-g9mg-fj58-6fqhShow less
4Debian
NetappRedhat+1 more
4Debian Linux
Enterprise LinuxLibwebp+1 more
Jun 17, 2026
May 21, 2021
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A flaw was found in libwebp in versions before 1.0.1. When reading a file libwebp allocates an excessive amount of memory. The highest threat from this vulnerability is to the service availability.
2Fedoraproject
Redhat
3Ceph
Ceph StorageFedora
Jun 17, 2026
May 18, 2021
N/A· v4
5.3 MEDIUM· v3
5.0 MEDIUM· v2
A flaw was found in the Red Hat Ceph Storage RGW in versions before 14.2.21. When processing a GET Request for a swift URL that ends with two slashes it can cause the rgw to crash, resulting in a denial of service. The g...Show more
A flaw was found in the Red Hat Ceph Storage RGW in versions before 14.2.21. When processing a GET Request for a swift URL that ends with two slashes it can cause the rgw to crash, resulting in a denial of service. The greatest threat to the system is of availability.Show less
3Debian
FedoraprojectRedhat
4Ceph
Ceph StorageDebian Linux+1 more
Jun 17, 2026
May 17, 2021
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
A flaw was found in the Red Hat Ceph Storage RadosGW (Ceph Object Gateway) in versions before 14.2.21. The vulnerability is related to the injection of HTTP headers via a CORS ExposeHeader tag. The newline character in t...Show more
A flaw was found in the Red Hat Ceph Storage RadosGW (Ceph Object Gateway) in versions before 14.2.21. The vulnerability is related to the injection of HTTP headers via a CORS ExposeHeader tag. The newline character in the ExposeHeader tag in the CORS configuration file generates a header injection in the response when the CORS request is made. In addition, the prior bug fix for CVE-2020-10753 did not account for the use of \r as a header separator, thus a new flaw has been created.Show less
1Redhat
1Openshift Container Platform
Jun 17, 2026
May 14, 2021
N/A· v4
7.1 HIGH· v3
4.6 MEDIUM· v2
A Zip Slip vulnerability was found in the oc binary in openshift-clients where an arbitrary file write is achieved by using a specially crafted raw container image (.tar file) which contains symbolic links. The vulnerabi...Show more
A Zip Slip vulnerability was found in the oc binary in openshift-clients where an arbitrary file write is achieved by using a specially crafted raw container image (.tar file) which contains symbolic links. The vulnerability is limited to the command `oc image extract`. If a symbolic link is first created pointing within the tarball, this allows further symbolic links to bypass the existing path check. This flaw allows the tarball to create links outside the tarball's parent directory, allowing for executables or configuration files to be overwritten, resulting in arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions up to and including openshift-clients-4.7.0-202104250659.p0.git.95881af are affected.Show less
1Google
1Tensorflow
Jun 17, 2026
May 14, 2021
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
TensorFlow is an end-to-end open source platform for machine learning. Incomplete validation in `SparseReshape` results in a denial of service based on a `CHECK`-failure. The implementation(https://github.com/tensorflow/...Show more
TensorFlow is an end-to-end open source platform for machine learning. Incomplete validation in `SparseReshape` results in a denial of service based on a `CHECK`-failure. The implementation(https://github.com/tensorflow/tensorflow/blob/e87b51ce05c3eb172065a6ea5f48415854223285/tensorflow/core/kernels/sparse_reshape_op.cc#L40) has no validation that the input arguments specify a valid sparse tensor. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2 and TensorFlow 2.3.3, as these are the only affected versions.Show less
1Ibm
1Cloud Pak For Security
Jun 17, 2026
May 14, 2021
N/A· v4
2.4 LOW· v3
4.0 MEDIUM· v2
IBM Cloud Pak for Security (CP4S) 1.4.0.0, 1.5.0.0, 1.5.0.1, 1.6.0.0, and 1.6.0.1 could allow a privileged user to inject inject malicious data using a specially crafted HTTP request due to improper input validation.
1Mercedes Benz
1Mercedes Benz User Experience
Jun 17, 2026
May 13, 2021
N/A· v4
6.8 MEDIUM· v3
2.1 LOW· v2
An issue was discovered in the Headunit NTG6 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. A Message Length is not checked in the HiQnet Protocol, leading to remote code execution.
3Debian
FedoraprojectUclouvain
3Debian Linux
FedoraOpenjpeg
Jun 17, 2026
May 13, 2021
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
A flaw was found in OpenJPEG’s encoder. This flaw allows an attacker to pass specially crafted x,y offset input to OpenJPEG to use during encoding. The highest threat from this vulnerability is to confidentiality, integr...Show more
A flaw was found in OpenJPEG’s encoder. This flaw allows an attacker to pass specially crafted x,y offset input to OpenJPEG to use during encoding. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.Show less