CWE-295
Improper Certificate Validation
Description
The product does not validate, or incorrectly validates, a certificate.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-459 · CAPEC-475
CVEs mapped to this weakness (1,595)
page 9 of 80| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-20323 | Hig | 0.54 | 8.3 | 0.00 | Sep 16, 2026 | A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software and Cisco Secure FTD Software could allow an unauthenticated, adjacent attacker to impersonate the peer device and obtain access at the level of the manager role, which is… | ||
| CVE-2026-13327 | Hig | 0.54 | 8.3 | 0.00 | Sep 15, 2026 | Improper certificate validation on LDAPS connections to Active Directory in Devolutions Server 2026.2.16 and earlier allows a network-positioned attacker to intercept privileged directory service credentials via a spoofed domain controller certificate. | ||
| CVE-2026-66154 | Hig | 0.54 | 8.3 | 0.00 | Aug 11, 2026 | An insufficient certificate validation in a privileged communication workflow, was identified in a GMS application 9.5.1 (Build 9510.1044) and earlier versions which, under a successful MitM attack and controlled network conditions, could permit unauthorized changes. | ||
| CVE-2026-54100 | Hig | 0.54 | 8.3 | 0.00 | Jun 22, 2026 | A flaw was found in the Windows Machine Config Operator (WMCO) for Red Hat OpenShift Container Platform. WMCO establishes SSH connections to Windows worker nodes without verifying the remote server host key. An adjacent-network attacker who can intercept or redirect WMCO's SSH… | ||
| CVE-2025-44018 | Hig | 0.54 | 8.3 | 0.00 | Nov 24, 2025 | A firmware downgrade vulnerability exists in the OTA Update functionality of GL-Inet GL-AXT1800 4.7.0. A specially crafted .tar file can lead to a firmware downgrade. An attacker can perform a man-in-the-middle attack to trigger this vulnerability. | ||
| CVE-2025-34066 | Hig | 0.54 | — | 0.00 | Jul 1, 2025 | 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) attacks. | ||
| CVE-2024-40714 | Hig | 0.54 | 8.3 | 0.00 | Sep 7, 2024 | An improper certificate validation vulnerability in TLS certificate validation allows an attacker on the same network to intercept sensitive credentials during restore operations. | ||
| CVE-2024-7570 | Hig | 0.54 | 8.3 | 0.01 | Aug 13, 2024 | Improper certificate validation in Ivanti ITSM on-prem and Neurons for ITSM Versions 2023.4 and earlier allows a remote attacker in a MITM position to craft a token that would allow access to ITSM as any user. | ||
| CVE-2021-31597 | Cri | 0.54 | 9.4 | 0.02 | Apr 23, 2021 | The xmlhttprequest-ssl package before 1.6.1 for Node.js disables SSL certificate validation by default, because rejectUnauthorized (when the property exists but is undefined) is considered to be false within the https.request function of Node.js. In other words, no certificate… | ||
| CVE-2020-27649 | Hig | 0.54 | 8.3 | 0.01 | Oct 29, 2020 | Improper certificate validation vulnerability in OpenVPN client in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate. | ||
| CVE-2020-27648 | Hig | 0.54 | 8.3 | 0.01 | Oct 29, 2020 | Improper certificate validation vulnerability in OpenVPN client in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate. | ||
| CVE-2020-1675 | Hig | 0.54 | 8.3 | 0.01 | Oct 16, 2020 | When Security Assertion Markup Language (SAML) authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly process invalid authentication certificates which could allow a malicious network-based user to access unauthorized data. This issue affects all Juniper… | ||
| CVE-2026-63374 | Cri | 0.53 | — | 0.00 | Sep 22, 2026 | AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connect_tcp() and TLSStream.wrap() can validate internationalized host names after the standard library converts them with IDNA 2003 instead of… | ||
| CVE-2026-84081 | Hig | 0.53 | 8.1 | 0.00 | Sep 18, 2026 | IBM Guardium Data Protection 12.2 could allow a remote attacker to bypass security restrictions due to improper certificate validation. | ||
| CVE-2026-78491 | Hig | 0.53 | 8.2 | 0.00 | Sep 9, 2026 | Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to… | ||
| CVE-2026-65084 | Hig | 0.53 | 8.1 | 0.01 | Aug 25, 2026 | NVIDIA NemoClaw for Linux contains a vulnerability in its deployment process, where an attacker could cause improper certificate validation. A successful exploit of this vulnerability might lead to information disclosure, data tampering, code execution, and escalation of… | ||
| CVE-2026-73251 | Cri | 0.53 | — | 0.00 | Aug 20, 2026 | Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tls_builtin.c, the mg_tls_init() function stores the bundle in tls->ca_bundle_der… | ||
| CVE-2026-15078 | Hig | 0.53 | 8.1 | 0.00 | Aug 19, 2026 | IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 NIM could allow a remote attacker to gain unauthorized access to AIX systems due to improper validation of TLS certificates. | ||
| CVE-2026-18129 | Hig | 0.53 | 8.1 | 0.01 | Aug 11, 2026 | Cleartext transmission of sensitive information in the Core of Ivanti Endpoint Manager before version 2024 SU7 allows a remote unauthenticated attacker in a MITM position to leak credentials for external SQL connections. | ||
| CVE-2026-18141 | Hig | 0.53 | 8.2 | 0.00 | Jul 31, 2026 | A flaw was found in aap-gateway, a component of Ansible Automation Platform's Event-Driven Ansible (EDA). An unauthenticated remote attacker can bypass mutual Transport Layer Security (mTLS) authentication for event streams. This is achieved by manipulating the event stream URL… |
- risk 0.54cvss 8.3epss 0.00
A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure FMC Software and Cisco Secure FTD Software could allow an unauthenticated, adjacent attacker to impersonate the peer device and obtain access at the level of the manager role, which is…
- risk 0.54cvss 8.3epss 0.00
Improper certificate validation on LDAPS connections to Active Directory in Devolutions Server 2026.2.16 and earlier allows a network-positioned attacker to intercept privileged directory service credentials via a spoofed domain controller certificate.
- risk 0.54cvss 8.3epss 0.00
An insufficient certificate validation in a privileged communication workflow, was identified in a GMS application 9.5.1 (Build 9510.1044) and earlier versions which, under a successful MitM attack and controlled network conditions, could permit unauthorized changes.
- risk 0.54cvss 8.3epss 0.00
A flaw was found in the Windows Machine Config Operator (WMCO) for Red Hat OpenShift Container Platform. WMCO establishes SSH connections to Windows worker nodes without verifying the remote server host key. An adjacent-network attacker who can intercept or redirect WMCO's SSH…
- risk 0.54cvss 8.3epss 0.00
A firmware downgrade vulnerability exists in the OTA Update functionality of GL-Inet GL-AXT1800 4.7.0. A specially crafted .tar file can lead to a firmware downgrade. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.
- risk 0.54cvss —epss 0.00
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) attacks.
- risk 0.54cvss 8.3epss 0.00
An improper certificate validation vulnerability in TLS certificate validation allows an attacker on the same network to intercept sensitive credentials during restore operations.
- risk 0.54cvss 8.3epss 0.01
Improper certificate validation in Ivanti ITSM on-prem and Neurons for ITSM Versions 2023.4 and earlier allows a remote attacker in a MITM position to craft a token that would allow access to ITSM as any user.
- risk 0.54cvss 9.4epss 0.02
The xmlhttprequest-ssl package before 1.6.1 for Node.js disables SSL certificate validation by default, because rejectUnauthorized (when the property exists but is undefined) is considered to be false within the https.request function of Node.js. In other words, no certificate…
- risk 0.54cvss 8.3epss 0.01
Improper certificate validation vulnerability in OpenVPN client in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
- risk 0.54cvss 8.3epss 0.01
Improper certificate validation vulnerability in OpenVPN client in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
- risk 0.54cvss 8.3epss 0.01
When Security Assertion Markup Language (SAML) authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly process invalid authentication certificates which could allow a malicious network-based user to access unauthorized data. This issue affects all Juniper…
- risk 0.53cvss —epss 0.00
AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connect_tcp() and TLSStream.wrap() can validate internationalized host names after the standard library converts them with IDNA 2003 instead of…
- risk 0.53cvss 8.1epss 0.00
IBM Guardium Data Protection 12.2 could allow a remote attacker to bypass security restrictions due to improper certificate validation.
- risk 0.53cvss 8.2epss 0.00
Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains an Improper Certificate Validation vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to…
- risk 0.53cvss 8.1epss 0.01
NVIDIA NemoClaw for Linux contains a vulnerability in its deployment process, where an attacker could cause improper certificate validation. A successful exploit of this vulnerability might lead to information disclosure, data tampering, code execution, and escalation of…
- risk 0.53cvss —epss 0.00
Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tls_builtin.c, the mg_tls_init() function stores the bundle in tls->ca_bundle_der…
- risk 0.53cvss 8.1epss 0.00
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 NIM could allow a remote attacker to gain unauthorized access to AIX systems due to improper validation of TLS certificates.
- risk 0.53cvss 8.1epss 0.01
Cleartext transmission of sensitive information in the Core of Ivanti Endpoint Manager before version 2024 SU7 allows a remote unauthenticated attacker in a MITM position to leak credentials for external SQL connections.
- risk 0.53cvss 8.2epss 0.00
A flaw was found in aap-gateway, a component of Ansible Automation Platform's Event-Driven Ansible (EDA). An unauthenticated remote attacker can bypass mutual Transport Layer Security (mTLS) authentication for event streams. This is achieved by manipulating the event stream URL…