Weakness (CWE)
CWE-295: Improper Certificate Validation
The product does not validate, or incorrectly validates, a certificate.
How to prevent it (2 mitigations)
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Architecture and Design, Implementation
Certificates should be carefully managed and checked to assure that data are encrypted with the intended owner's public key.
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Implementation
If certificate pinning is being used, ensure that all relevant properties of the certificate are fully validated before the certificate is pinned, including the hostname.
Source: MITRE CWE-295
1,199 results · Feed
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Medium 6.9
Lack of TLS validation in plugin VMware vSAN on Checkmk Exchange
Improper Certificate Validation in Checkmk Exchange plugin VMware vSAN allows attackers in MitM position to intercept traffic.
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Medium 6.9
Lack of TLS validation in plugin Freebox v6 agent on Checkmk Exchange
Improper Certificate Validation in Checkmk Exchange plugin Freebox v6 agent allows attackers in MitM position to intercept traffic.
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Medium 6.9
Lack of TLS validation in plugin check-mk-api on Checkmk Exchange
Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to intercept traffic.
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Medium 6.9
Lack of TLS validation in plugin BGP Monitoring on Checkmk Exchange
Improper Certificate Validation in Checkmk Exchange plugin BGP Monitoring allows attackers in MitM position to intercept traffic.
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Critical 9.1
Bypass the client certificate trust check of an opc.https server while only secure communication is allowed
A malicious client can bypass the client certificate trust check of an opc.https server when the server endpoint is configured to allow only secure communication.
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Medium 5.3
IBM WebSphere Application Server information disclosure
IBM WebSphere Application Server 8.5 and 9.0 could provide weaker than expected security for TLS connections.
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Medium 6.0CVE-2025-0309 Public exploit
Netskope Client Local Elevation of Privileges
An insufficient validation on the server connection endpoint in Netskope Client allows local users to elevate privileges on the system. The insufficient validation allows Netskope Client to connect to any other server with Public Signed CA TLS certificates an…
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Medium 5.3
GlobalProtect App: Improper Certificate Validation Leads to Privilege Escalation
An insufficient certificate validation issue in the Palo Alto Networks GlobalProtect™ app enables attackers to connect the GlobalProtect app to arbitrary servers. This can enable a local non-administrative operating system user or an attacker on the same subn…
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High 7.4
F5 Access for Android vulnerability
F5 Access for Android before version 3.1.2 which uses HTTPS does not verify the remote endpoint identity. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
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High 7.3
Dreame Technology iOS and Android Mobile Applications Improper Certificate Validation
A TLS vulnerability exists in the phone application used to manage a connected device. The phone application accepts self-signed certificates when establishing TLS communication which may result in man-in-the-middle attacks on untrusted networks. Captured com…
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Medium 5.4
Cisco Webex Meeting Client Join Certificate Validation Vulnerability
A vulnerability in the meeting-join functionality of Cisco Webex Meetings could have allowed an unauthenticated, network-proximate attacker to complete a meeting-join process in place of an intended targeted user, provided the requisite conditions were satisf…
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Medium 5.7
The server identity check mechanism for firmware upgrade performed via command shell is insecurely implemented potentia…
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Medium 6.5
Lack of TLS validation
Lack of TLS validation when downloading a CSV file including mapping from IPs to countries used ONLY for displaying country flags in logs
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High 7.7
Authentication management vulnerability in the ArkWeb module. Impact: Successful exploitation of this vulnerability may…
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Low 3.9
A lack of SSL certificate validation in BlueStacks v5.20 allows attackers to execute a man-it-the-middle attack and obt…
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High 8.1CVE-2025-54424 Public exploit
1Panel Agent Bypasses Certificate Verification Leading to Arbitrary Command Execution
1Panel is a web interface and MCP Server that manages websites, files, containers, databases, and LLMs on a Linux server. In versions 2.0.5 and below, the HTTPS protocol used for communication between the Core and Agent endpoints has incomplete certificate ve…
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Medium 6.8
Vault Certificate Auth Method Did Not Validate Common Name For Non-CA Certificates
Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#certificate]. In this …
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High 7.1
Alpine iLX-507 TIDAL Improper Certificate Validation Vulnerability
Alpine iLX-507 TIDAL Improper Certificate Validation Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Alpine iLX-507 devices. Authentication is not required to exploit this vulnerabilit…
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Medium 5.9
IBM MQ Operator information disclosure
IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0, 3.5.1, 3.6.0, and MQ Operator SC2 3.2.0 through 3.2.13 Internet Pass-Thru could allow a malicious user to obtain sensitive information from…
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Critical 9.2
Domain Name Validation Bypass with Apple Native Certificate Validation
A certificate verification error in wolfSSL when building with the WOLFSSL_SYS_CA_CERTS and WOLFSSL_APPLE_NATIVE_CERT_VALIDATION options results in the wolfSSL client failing to properly verify the server certificate's domain name, allowing any certificate is…
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Medium 6.8
The communication protocol used between client and server had a flaw that could be leveraged to execute a man in the mi…
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High 7.4
Zoom Workplace for Linux - Improper Certificate Validation
Improper certificate validation in Zoom Workplace for Linux before version 6.4.13 may allow an unauthorized user to conduct an information disclosure via network access.
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Medium 5.3
Gnutls: vulnerability in gnutls sct extension parsing
A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency (CT) Signed Certificate Timestamp (SCT) extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a …
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Medium 6.5
Improper Certificate Validation (CWE-295) in the Controller 7000 OneLink implementation could allow an unprivileged att…
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Medium 6.5
Windows SMB Server Spoofing Vulnerability
Improper certificate validation in Windows SMB allows an authorized attacker to perform spoofing over a network.
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High 8.1
A vulnerability has been identified in SICAM TOOLBOX II (All versions < V07.11). During establishment of a https connec…
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High 8.1
A vulnerability has been identified in SICAM TOOLBOX II (All versions < V07.11). During establishment of a https connec…
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Low 3.7
Comodo Internet Security Premium Update certificate validation
A vulnerability classified as critical has been found in Comodo Internet Security Premium 12.3.4.8162. This affects an unknown part of the component Update Handler. The manipulation leads to improper certificate validation. It is possible to initiate the atta…
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High 8.3
AVTECH IP camera, DVR, and NVR Devices Unauthenticated Information Disclosure
An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM…
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Critical 9.8
An issue in MHSanaei 3x-ui before v.2.5.3 and before allows a remote attacker to execute arbitrary code via the managem…
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High 8.3
Podman: podman missing tls verification
A flaw was found in Podman. The podman machine init command fails to verify the TLS certificate when downloading the VM images from an OCI registry. This issue results in a Man In The Middle attack.
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Critical 9.8
WebAuthn would allow a user to sign a challenge on a webpage with an invalid TLS certificate
If a user visited a webpage with an invalid TLS certificate, and granted an exception, the webpage was able to provide a WebAuthn challenge that the user would be prompted to complete. This is in violation of the WebAuthN spec which requires "a secure transpo…
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Medium 6.5
A vulnerability exists in the IEC 61850 in MicroSCADA X SYS600 product. The certificate validation of the TLS protocol …
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Medium 4.3
In Yealink RPS before 2025-05-26, the certificate upload function does not properly validate certificate content, poten…
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Critical 9.8
An issue was discovered on COROS PACE 3 devices through 3.0808.0. It implements a function to connect the watch to a WL…
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Medium 4.7CVE-2025-36041 Public exploit
IBM MQ improper certificate validation
IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0, 3.5.1 through 3.5.3, and MQ Operator SC2 3.2.0 through 3.2.12 Native HA CRR could be configured with a private key and chain other than the…
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Medium 6.0
An Improper Certificate Validation vulnerability [CWE-295] in FortiOS version 7.6.1 and below, version 7.4.7 and below …
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High 8.3
File Station 5
An improper certificate validation vulnerability has been reported to affect File Station 5. If exploited, the vulnerability could allow remote attackers who have gained user access to compromise the security of the system. We have already fixed the vulnerabi…
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High 8.3
File Station 5
An improper certificate validation vulnerability has been reported to affect File Station 5. If exploited, the vulnerability could allow remote attackers who have gained user access to compromise the security of the system. We have already fixed the vulnerabi…
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High 8.3
File Station 5
An improper certificate validation vulnerability has been reported to affect File Station 5. If exploited, the vulnerability could allow remote attackers who have gained user access to compromise the security of the system. We have already fixed the vulnerabi…