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-2026-47074

CVE-2026-47074 describes an improper certificate validation in the Elixir ExAws SNS integration. The function ExAws.SNS:verify_message/1 fetches the SigningCertURL from an incoming SNS message without enforcing HTTPS usage or AWS-owned domain binding, allowing an attacker to supply a self-chosen ...

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...

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

Summary Improper Certificate Validation vulnerability in ex-aws ex\aws\sns ExAws.SNS, ExAws.SNS.PublicKeyCache modules allows Signature Spoofing by Improper Validation. This vulnerability is associated with program files lib/ex\aws/sns.ex, lib/ex\aws/sns/public\key\cache.ex and program routines...

CVE-2026-43869

A flaw was found in Apache Thrift. This vulnerability involves improper validation of a certificate with a host mismatch, which could allow a remote attacker to bypass security checks. By presenting a specially crafted certificate, an attacker may impersonate a legitimate server or client. This...

SUSE CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-47074: Improper Certificate Validation

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...

PT-2026-44365

Name of the Vulnerable Software and Affected Versions ex aws sns versions 2.0.1 through 2.3.4 Description Improper Certificate Validation in the ExAws.SNS and ExAws.SNS.PublicKeyCache modules allows for signature spoofing. The function verify message fetches the signing certificate from the...

FreeBSD : Erlang/OTP -- public_key accepts non-CA certificate as intermediate issuer (9357a450-5a54-11f1-b886-4c526214c986)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 9357a450-5a54-11f1-b886-4c526214c986 advisory. https://github.com/erlang/otp/security/advisories/GHSA-c99q-jmpx-v8qq reports: Erlang/OTP's publickey...

DEBIAN-CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

AZL-89175 CVE-2026-42790 affecting package erlang for versions less than 26.2.5.21-1

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

UBUNTU-CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790 nameConstraints DNS bypass via subject CommonName fallback in public_key hostname verification

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

EEF-CVE-2026-42790 nameConstraints DNS bypass via subject CommonName fallback in public_key hostname verification

Summary Improper Certificate Validation vulnerability in Erlang OTP public\key pubkey\cert and public\key modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted...

CVE-2026-42790

Erlang OTP has a vulnerability (CVE-2026-42790) in the public_key module (pubkey_cert and public_key) where DNS nameConstraints can be bypassed via CommonName fallback in TLS hostname verification. The issue occurs because pubkey_cert:validate_names/6 only checks SAN DNS entries against nameConst...