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 (1,505)
page 13 of 76| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2017-7322 | Hig | 0.53 | 8.1 | 0.01 | Mar 30, 2017 | The (1) update and (2) package-installation features in MODX Revolution 2.5.4-pl and earlier do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and trigger the execution of arbitrary code via a crafted certificate. | ||
| CVE-2015-8960 | Hig | 0.53 | 8.1 | 0.02 | Sep 21, 2016 | The TLS protocol 1.2 and earlier supports the rsa_fixed_dh, dss_fixed_dh, rsa_fixed_ecdh, and ecdsa_fixed_ecdh values for ClientCertificateType but does not directly document the ability to compute the master secret in certain situations with a client secret key and server… | ||
| CVE-2026-46428 | Cri | 0.52 | — | 0.00 | Jul 20, 2026 | lettre is a a mailer library for Rust. Starting in version 0.10.1 and prior to version 0.11.22, an inverted-boolean bug in lettre's `boring-tls` integration silently disables TLS hostname verification for callers using the default (strict) configuration. An on-path attacker… | ||
| CVE-2026-11564 | Cri | 0.52 | 9.1 | 0.00 | Jul 3, 2026 | libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them matches the setup. An easy handle that first uses default native CA trust can continue trusting the native platform store after the application switches that same… | ||
| CVE-2026-45745 | Hig | 0.52 | 8.0 | 0.00 | Jun 5, 2026 | Termix is a web-based server management platform with SSH terminal, tunneling, and file editing capabilities. Starting in version 1.7.0, Termix Desktop (Electron) disables TLS certificate validation, allowing a machine-in-the-middle attacker to intercept and modify HTTPS traffic… | ||
| CVE-2026-42508 | Cri | 0.52 | 9.1 | 0.01 | May 22, 2026 | Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked. | ||
| CVE-2026-5194 | Cri | 0.52 | 9.1 | 0.00 | Apr 9, 2026 | Missing hash/digest size and OID checks allow digests smaller than allowed when verifying ECDSA certificates, or smaller than is appropriate for the relevant key type, to be accepted by signature verification functions. This could lead to reduced security of ECDSA… | ||
| CVE-2025-66614 | Cri | 0.52 | 9.1 | 0.00 | Feb 17, 2026 | Improper Input Validation vulnerability. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.14, from 10.1.0-M1 through 10.1.49, from 9.0.0-M1 through 9.0.112. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0… | ||
| CVE-2026-25961 | Hig | 0.52 | 7.5 | 0.00 | Feb 9, 2026 | SumatraPDF is a multi-format reader for Windows. In 3.5.0 through 3.5.2, SumatraPDF's update mechanism disables TLS hostname verification (INTERNET_FLAG_IGNORE_CERT_CN_INVALID) and executes installers without signature checks. A network attacker with any valid TLS certificate… | ||
| CVE-2026-25160 | Cri | 0.52 | 9.1 | 0.00 | Feb 4, 2026 | Alist is a file list program that supports multiple storages, powered by Gin and Solidjs. Prior to version 3.57.0, the application disables TLS certificate verification by default for all outgoing storage driver communications, making the system vulnerable to Man-in-the-Middle… | ||
| CVE-2025-8476 | Hig | 0.52 | 8.0 | 0.00 | Aug 1, 2025 | 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 vulnerability. The specific… | ||
| CVE-2024-22030 | Hig | 0.52 | 8.0 | 0.00 | Oct 16, 2024 | A vulnerability has been identified within Rancher that can be exploited in narrow circumstances through a man-in-the-middle (MITM) attack. An attacker would need to have control of an expired domain or execute a DNS spoofing/hijacking attack against the domain to exploit… | ||
| CVE-2024-25141 | Cri | 0.52 | 9.1 | 0.01 | Feb 20, 2024 | When ssl was enabled for Mongo Hook, default settings included "allow_insecure" which caused that certificates were not validated. This was unexpected and undocumented. Users are recommended to upgrade to version 4.0.0, which fixes this issue. | ||
| CVE-2024-1052 | Hig | 0.52 | 8.0 | 0.00 | Feb 5, 2024 | Boundary and Boundary Enterprise (“Boundary”) is vulnerable to session hijacking through TLS certificate tampering. An attacker with privileges to enumerate active or pending sessions, obtain a private key pertaining to a session, and obtain a valid trust on first use (TOFU)… | ||
| CVE-2022-31183 | Cri | 0.52 | 9.1 | 0.01 | Aug 1, 2022 | fs2 is a compositional, streaming I/O library for Scala. When establishing a server-mode `TLSSocket` using `fs2-io` on Node.js, the parameter `requestCert = true` is ignored, peer certificate verification is skipped, and the connection proceeds. The vulnerability is limited to:… | ||
| CVE-2017-18911 | Cri | 0.52 | 9.1 | 0.01 | Jun 19, 2020 | An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. The X.509 certificate validation can be skipped for a TLS-based e-mail server. | ||
| CVE-2020-7043 | Cri | 0.52 | 9.1 | 0.03 | Feb 27, 2020 | An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL before 1.0.2. tunnel.c mishandles certificate validation because hostname comparisons do not consider '\0' characters, as demonstrated by a good.example.com\x00evil.example.com attack. | ||
| CVE-2019-3777 | Hig | 0.52 | 8.0 | 0.02 | Mar 7, 2019 | Pivotal Application Service (PAS), versions 2.2.x prior to 2.2.12, 2.3.x prior to 2.3.7 and 2.4.x prior to 2.4.3, contain apps manager that uses a cloud controller proxy that fails to verify SSL certs. A remote unauthenticated attacker that could hijack the Cloud Controller's… | ||
| CVE-2026-41859 | Hig | 0.51 | 7.8 | 0.00 | Jun 4, 2026 | A network man-in-the-middle between nats-sync and the BOSH director can steal the director credentials (Basic auth header or UAA client secret) and can tamper with the VM list that is written into the NATS authorization file. Stolen credentials grant administrative director… | ||
| CVE-2025-34235 | Hig | 0.51 | 7.8 | 0.00 | Sep 29, 2025 | Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 25.1.102 and Application prior to version 25.1.1413 (Windows client deployments) contain a registry key that can be enabled by administrators, causing the client to skip SSL/TLS certificate validation.… |
- risk 0.53cvss 8.1epss 0.01
The (1) update and (2) package-installation features in MODX Revolution 2.5.4-pl and earlier do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and trigger the execution of arbitrary code via a crafted certificate.
- risk 0.53cvss 8.1epss 0.02
The TLS protocol 1.2 and earlier supports the rsa_fixed_dh, dss_fixed_dh, rsa_fixed_ecdh, and ecdsa_fixed_ecdh values for ClientCertificateType but does not directly document the ability to compute the master secret in certain situations with a client secret key and server…
- risk 0.52cvss —epss 0.00
lettre is a a mailer library for Rust. Starting in version 0.10.1 and prior to version 0.11.22, an inverted-boolean bug in lettre's `boring-tls` integration silently disables TLS hostname verification for callers using the default (strict) configuration. An on-path attacker…
- risk 0.52cvss 9.1epss 0.00
libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them matches the setup. An easy handle that first uses default native CA trust can continue trusting the native platform store after the application switches that same…
- risk 0.52cvss 8.0epss 0.00
Termix is a web-based server management platform with SSH terminal, tunneling, and file editing capabilities. Starting in version 1.7.0, Termix Desktop (Electron) disables TLS certificate validation, allowing a machine-in-the-middle attacker to intercept and modify HTTPS traffic…
- risk 0.52cvss 9.1epss 0.01
Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.
- risk 0.52cvss 9.1epss 0.00
Missing hash/digest size and OID checks allow digests smaller than allowed when verifying ECDSA certificates, or smaller than is appropriate for the relevant key type, to be accepted by signature verification functions. This could lead to reduced security of ECDSA…
- risk 0.52cvss 9.1epss 0.00
Improper Input Validation vulnerability. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.14, from 10.1.0-M1 through 10.1.49, from 9.0.0-M1 through 9.0.112. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0…
- risk 0.52cvss 7.5epss 0.00
SumatraPDF is a multi-format reader for Windows. In 3.5.0 through 3.5.2, SumatraPDF's update mechanism disables TLS hostname verification (INTERNET_FLAG_IGNORE_CERT_CN_INVALID) and executes installers without signature checks. A network attacker with any valid TLS certificate…
- risk 0.52cvss 9.1epss 0.00
Alist is a file list program that supports multiple storages, powered by Gin and Solidjs. Prior to version 3.57.0, the application disables TLS certificate verification by default for all outgoing storage driver communications, making the system vulnerable to Man-in-the-Middle…
- risk 0.52cvss 8.0epss 0.00
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 vulnerability. The specific…
- risk 0.52cvss 8.0epss 0.00
A vulnerability has been identified within Rancher that can be exploited in narrow circumstances through a man-in-the-middle (MITM) attack. An attacker would need to have control of an expired domain or execute a DNS spoofing/hijacking attack against the domain to exploit…
- risk 0.52cvss 9.1epss 0.01
When ssl was enabled for Mongo Hook, default settings included "allow_insecure" which caused that certificates were not validated. This was unexpected and undocumented. Users are recommended to upgrade to version 4.0.0, which fixes this issue.
- risk 0.52cvss 8.0epss 0.00
Boundary and Boundary Enterprise (“Boundary”) is vulnerable to session hijacking through TLS certificate tampering. An attacker with privileges to enumerate active or pending sessions, obtain a private key pertaining to a session, and obtain a valid trust on first use (TOFU)…
- risk 0.52cvss 9.1epss 0.01
fs2 is a compositional, streaming I/O library for Scala. When establishing a server-mode `TLSSocket` using `fs2-io` on Node.js, the parameter `requestCert = true` is ignored, peer certificate verification is skipped, and the connection proceeds. The vulnerability is limited to:…
- risk 0.52cvss 9.1epss 0.01
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. The X.509 certificate validation can be skipped for a TLS-based e-mail server.
- risk 0.52cvss 9.1epss 0.03
An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL before 1.0.2. tunnel.c mishandles certificate validation because hostname comparisons do not consider '\0' characters, as demonstrated by a good.example.com\x00evil.example.com attack.
- risk 0.52cvss 8.0epss 0.02
Pivotal Application Service (PAS), versions 2.2.x prior to 2.2.12, 2.3.x prior to 2.3.7 and 2.4.x prior to 2.4.3, contain apps manager that uses a cloud controller proxy that fails to verify SSL certs. A remote unauthenticated attacker that could hijack the Cloud Controller's…
- risk 0.51cvss 7.8epss 0.00
A network man-in-the-middle between nats-sync and the BOSH director can steal the director credentials (Basic auth header or UAA client secret) and can tamper with the VM list that is written into the NATS authorization file. Stolen credentials grant administrative director…
- risk 0.51cvss 7.8epss 0.00
Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 25.1.102 and Application prior to version 25.1.1413 (Windows client deployments) contain a registry key that can be enabled by administrators, causing the client to skip SSL/TLS certificate validation.…