CVE-2026-64993

Dell RVTools versions prior to 4.8.1, contains an improper certificate validation vulnerability in the collector. A remote unauthenticated attacker could potentially exploit this vulnerability leading to loss of confidentiality and integrity...

Improper Certificate Validation

Overview org.bouncycastle:bcprov-ext-jdk14 is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Certificate Validation in the check method of ProvOcspRevocationChecker, which verifies a stapled OCSP response's signature and then treats...

Improper Certificate Validation

Overview org.bouncycastle:bcprov-debug-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Certificate Validation in the check method of ProvOcspRevocationChecker, which verifies a stapled OCSP response's signature and then...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the isEmailConstrained and isURIConstrained methods of PKIXNameConstraintValidator, which compare rfc822Name and URI subjectAltName values with a bare equalsIgnoreCase and do not strip a trailing dot t...

CVE-2026-16107

IBM TS4500 CLI tool Versions: 0.1.31 through 1.12.0.0 does not validate or improperly validates TLS certificate validation, which could allow an attacker to obtain sensitive information using man in the middle techniques...

CVE-2026-16107

Summary: IBM TS4500 CLI tool (versions 0.1.31–1.12.0.0) does not validate TLS server certificates, enabling potential MitM information disclosure. Root cause: improper TLS certificate validation in the CLI component. Impact: exposure of sensitive information under network attack. Affected product...

CVE-2026-13385

An Improper Validation of Integrity Check Value and Improper Certificate Validation in certain ASUS router models allows a remote man-in-the-middleMITM user to make the router download and execute arbitrary command via a spoofed server. Refer to the ' Security Update for ASUS Router Firmware '...

CVE-2026-13385

An Improper Validation of Integrity Check Value and Improper Certificate Validation in certain ASUS router models allows a remote man-in-the-middleMITM user to make the router download and execute arbitrary command via a spoofed server. Refer to the ' Security Update for ASUS Router Firmware '...

CVE-2026-59836

Fortinet FortiClientEMS suffers an improper certificate validation vulnerability affecting FortiClientEMS 7.4.3–7.4.5, 7.4.0–7.4.1, and FortiClientEMS 7.2 (all versions in that line). Root cause is improper certificate validation; impact is information disclosure with high confidentiality and int...

DEBIAN-CVE-2026-55599

phpseclib is a PHP secure communications library. From 0.1.1 until 1.0.30, 2.0.55, and 3.0.54, when an application validates an untrusted X.509 certificate with phpseclib, X509::validateSignature reads a URL out of that certificate's Authority Information Access AIA extension and connects to it...

PT-2026-49545

Name of the Vulnerable Software and Affected Versions Canon EOS Network Setting Tool versions prior to 1.5.1 Description Improper validation of server certificates occurs in the software, which may allow for security compromises during server communication. Recommendations Update to a version lat...

CVE-2026-9648 CVE-2026-9648

The crypton-x509-validation Haskell library fails to enforce X.509 NameConstraints, allowing TLS clients to accept certificates whose Subject Alternative Names fall outside the issuing CA’s permitted subtrees. This oversight enables an attacker who compromises a name-constrained sub-CA to...

CVE-2026-50751

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

CVE-2026-0420

An improper implementation of TLS certificate validation vulnerability found in NETGEAR's ReadyCloud client app which could allow an attacker to perform attacker-in-the-middle MiTM style attacks impacting the product's confidentiality. This vulnerability affects the listed NETGEAR models...

node-forge: Forge (node-forge): Certificate validation bypass allows unauthorized certificate issuance

A flaw was found in Forge also known as node-forge, a JavaScript implementation of Transport Layer Security TLS. The pki.verifyCertificateChain function does not properly enforce certificate validation rules. This oversight allows an intermediate certificate that lacks specific security extension...

CVE-2026-50751 User Authentication Bypass in VPN Remote Access and Mobile Access

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

CVE-2026-0244

An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle MitM attacker to impersonate the controller...

CVE-2026-47074

Improper Certificate Validation vulnerability in ex-aws exawssns ExAws.SNS, ExAws.SNS.PublicKeyCache modules allows Signature Spoofing by Improper Validation. This vulnerability is associated with program files lib/exaws/sns.ex, lib/exaws/sns/publickeycache.ex and program routines...

CVE-2026-42789

A flaw was found in Erlang OTP's publickey module. This vulnerability CWE-295, related to improper certificate validation, allows a non-Certificate Authority CA certificate to be accepted as an intermediate issuer. A remote attacker, holding an end-entity certificate issued by a trusted CA, can...

CVE-2026-47074 ex_aws_sns SigningCertURL not validated in verify_message/1

Improper Certificate Validation vulnerability in ex-aws exawssns ExAws.SNS, ExAws.SNS.PublicKeyCache modules allows Signature Spoofing by Improper Validation. This vulnerability is associated with program files lib/exaws/sns.ex, lib/exaws/sns/publickeycache.ex and program routines...