CVE-2026-94200

A flaw was found in Erlang's SSL application. A malicious Transport Layer Security TLS server can cause a Denial of Service DoS across client connections by returning an improperly formatted session resumption ticket with an empty early data extension. When the client attempts to automatically...

erlang: Erlang: Denial of Service via malformed TLS 1.3 session ticket

A flaw was found in Erlang's SSL application. A malicious Transport Layer Security TLS server can cause a Denial of Service DoS across client connections by returning an improperly formatted session resumption ticket with an empty early data extension. When the client attempts to automatically...

EUVD-2026-101387

Improper Certificate Validation vulnerability in the ssl application in Erlang/OTP allows a client that holds a certificate trusted by one SNI virtual host to authenticate to a second SNI virtual host on the same listener by resuming its TLS 1.2 session there. A server that serves several SNI nam...

CVE-2026-105236

Improper Certificate Validation vulnerability in the ssl application in Erlang/OTP allows a client that holds a certificate trusted by one SNI virtual host to authenticate to a second SNI virtual host on the same listener by resuming its TLS 1.2 session there. A server that serves several SNI nam...

AZL-94205 CVE-2026-58227 affecting package erlang for versions less than 26.2.5.21-4

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

CVE-2026-58227

The Erlang/OTP ssl application does not detect cycles when reconstructing an incomplete peer certificate chain during a TLS or DTLS handshake. In sslcertificate:handleincompletechain/5, the received chain is passed to sslcertificate:buildcertificatechain/5, which walks issuer relationships via...

CVE-2026-55952

A flaw was found in Erlang/OTP's SSL Secure Sockets Layer application. An unauthenticated remote attacker can send a specially crafted ClientHello message to a TLS 1.3 server with session tickets enabled. This can permanently disrupt the server's ability to handle session tickets, leading to a...

PT-2026-44041

Name of the Vulnerable Software and Affected Versions Erlang OTP versions 19.3 through 26.2.5.20 Erlang OTP versions 26.2.5.21 through 27.3.4.11 Erlang OTP versions 27.3.4.12 through 28.5.0.0 Erlang OTP versions 28.5.0.1 through 29.0.0 public key versions 1.4 through 1.15.1.6 public key versions...

EUVD-2024-52172

Malicious code in bioql PyPI...

CVE-2024-53846

OTP is a set of Erlang libraries, which consists of the Erlang runtime system, a number of ready-to-use components mainly written in Erlang, and a set of design principles for Erlang programs. A regression was introduced into the ssl application of OTP starting at OTP-25.3.2.8, OTP-26.2, and...

CVE-2024-53846

CVE-2024-53846 affects Erlang/OTP’s ssl validation. Connected advisories show that a regression in the ssl app introduced improper peer verification when incorrect extended key usage is presented, affecting OTP releases: 25.3.2.8 and later up to 25.3.2.16, 26.2 up to 26.2.5.6, and 27.0 up to 27.1...

CVE-2024-53846

OTP is a set of Erlang libraries, which consists of the Erlang runtime system, a number of ready-to-use components mainly written in Erlang, and a set of design principles for Erlang programs. A regression was introduced into the ssl application of OTP starting at OTP-25.3.2.8, OTP-26.2, and...

CVE-2024-53846: Improper Certificate Validation

OTP is a set of Erlang libraries, which consists of the Erlang runtime system, a number of ready-to-use components mainly written in Erlang, and a set of design principles for Erlang programs. A regression was introduced into the ssl application of OTP starting at OTP-25.3.2.8, OTP-26.2, and...

CVE-2020-35733

An issue was discovered in Erlang/OTP before 23.2.2. The ssl application 10.2 accepts and trusts an invalid X.509 certificate chain to a trusted root Certification Authority...

Design/Logic Flaw

An issue was discovered in Erlang/OTP before 23.2.2. The ssl application 10.2 accepts and trusts an invalid X.509 certificate chain to a trusted root Certification Authority...

CVE-2020-35733

CVE-2020-35733 affects Erlang/OTP prior to 23.2.2. The issue is in the ssl application where an invalid X.509 certificate chain can be accepted and trusted to a root CA, enabling certificate verification bypass in TLS connections. Multiple vendor advisories reference the same root cause and advis...

CVE-2020-35733

An issue was discovered in Erlang/OTP before 23.2.2. The ssl application 10.2 accepts and trusts an invalid X.509 certificate chain to a trusted root Certification Authority...

CVE-2020-35733

An issue was discovered in Erlang/OTP before 23.2.2. The ssl application 10.2 accepts and trusts an invalid X.509 certificate chain to a trusted root Certification Authority...

CVE-2020-35733: Improper Certificate Validation

An issue was discovered in Erlang/OTP before 23.2.2. The ssl application 10.2 accepts and trusts an invalid X.509 certificate chain to a trusted root Certification Authority...