CWE-296 Improper Following of a Certificate's Chain of Trust

base

The product does not follow, or incorrectly follows, the chain of trust for a certificate back to a trusted root certificate.

01

parent weaknesses

Broader classes this is a kind of.

02

vulnerabilities (24)

Known CVEs related to this entry.

IDseverity exploitable
CVE-2025-48057UScritical9.8—
Icinga 2 is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. Prior to versions 2.12.…
CVE-2020-26117UShigh8.1—
In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that…
CVE-2021-23162UShigh8.1—
Improper validation of the cloud certificate chain in Mobile Connect allows man-in-the-middle attack to impersonate the legitimate Command Centre Server. This issue affects: Gallag…
CVE-2019-3890UShigh8.1—
It was discovered evolution-ews before 3.31.3 does not check the validity of SSL certificates. An attacker could abuse this flaw to get confidential information by tricking the use…
CVE-2025-12383UShigh7.4—
In Eclipse Jersey versions 2.45, 3.0.16, 3.1.9 a race condition can cause ignoring of critical SSL configurations - such as mutual authentication, custom key/trust stores, and othe…
CVE-2021-1566UShigh7.4—
A vulnerability in the Cisco Advanced Malware Protection (AMP) for Endpoints integration of Cisco AsyncOS for Cisco Email Security Appliance (ESA) and Cisco Web Security Appliance…
CVE-2019-3762UShigh7.5—
Data Protection Central versions 1.0, 1.0.1, 18.1, 18.2, and 19.1 contains an Improper Certificate Chain of Trust Vulnerability. A remote unauthenticated attacker could potentially…
CVE-2021-23155USmedium6.8—
Improper validation of the cloud certificate chain in Mobile Client allows man-in-the-middle attack to impersonate the legitimate Command Centre Server. This issue affects: Gallagh…
CVE-2020-12421USmedium6.5—
When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected (even if they were legitimately added by an administrator.) This could have cause…
CVE-2021-44532USmedium5.3—
Node.js < 12.22.9, < 14.18.3, < 16.13.2, and < 17.3.1 converts SANs (Subject Alternative Names) to a string format. It uses this string to check peer certificates against hostnames…
CVE-2026-42789USmedium4.8—
Improper Following of a Certificate's Chain of Trust vulnerability in Erlang OTP public_key (pubkey_cert module) allows a non-CA certificate to be accepted as an intermediate issue…
CVE-2025-22459USmedium4.8—
Improper certificate validation in Ivanti Endpoint Manager before version 2024 SU1 or before version 2022 SU7 allows a remote unauthenticated attacker to intercept limited traffic…
CVE-2021-34462USmedium4.6OT elevated—
Windows AppX Deployment Extensions Elevation of Privilege Vulnerability
CVE-2026-96770US——
All published s2s-proxy versions through 0.2.2 are affected. In versions 0.1.16 through 0.2.2, TLS server listeners use Go's RequireAnyClientCert mode when skipCAVerification is fa…
CVE-2026-73542US——
Multiple SEIKO EPSON printers and scanners contain revoked root certificates. A man-in-the-middle attack may allow an attacker to obtain communication data transmitted by the produ…
CVE-2026-24066US——
Slate Digital Connect 1.37.0 for macOS installs a privileged helper tool, com.slatedigital.connect.privileged.helper.tool, which exposes the XPC service com.slatedigital.connect.pr…
CVE-2026-44852US——
An authenticated remote code execution vulnerability exists in the AOS-8 and AOS-10 web-based management interface. A vulnerability in the certificate download functionality could…
CVE-2025-10539US—OT elevated—
Due to improper TLS certificate validation in the DeskTime Time Tracking App before version 1.3.674, attackers who can position themselves in the network path between the client an…
CVE-2026-33779US——
An Improper Following of a Certificate's Chain of Trust vulnerability in J-Web of Juniper Networks Junos OS on SRX Series allows a PITM to intercept the communication of the device…
CVE-2026-4370US—OT elevated—
A vulnerability was identified in Juju from version 3.2.0 until 3.6.19 and from version 4.0 until 4.0.4, where the internal Dqlite database cluster fails to perform proper TLS clie…
03

source

Where this definition is published.

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