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-2026-42791

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeyocsp module allows forged OCSP responses signed with an expired responder certificate to be accepted as valid. OCSP response verification in pubkeyocsp:verifyresponse/5 and pubkeyocsp:isauthorizedresponder/3 in...

EEF-CVE-2026-42791 OCSP responder certificate validity period not checked in public_key

Summary Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeyocsp module allows forged OCSP responses signed with an expired responder certificate to be accepted as valid. OCSP response verification in pubkeyocsp:verifyresponse/5 and pubkeyocsp:isauthorizedresponder/3 in...

CVE-2026-42789 Non-CA certificate accepted as intermediate issuer in public_key path validation

Improper Following of a Certificate's Chain of Trust vulnerability in Erlang OTP publickey pubkeycert module allows a non-CA certificate to be accepted as an intermediate issuer, enabling certificate chain forgery. In lib/publickey/src/pubkeycert.erl, pubkeycert:validateextensions/7 contains two...

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...

CVE-2026-8469

Allocation of Resources Without Limits or Throttling vulnerability in phenixdigital phoenixstorybook allows unauthenticated denial-of-service via BEAM atom table exhaustion. Multiple LiveView event handlers convert user-supplied event parameter strings to atoms using String.toatom/1 without...

CVE-2026-28808

Incorrect Authorization vulnerability in Erlang OTP inets modules allows unauthenticated access to CGI scripts protected by directory rules when served via scriptalias. When scriptalias maps a URL prefix to a directory outside DocumentRoot, modauth evaluates directory-based access controls agains...

EUVD-2026-19602

Incorrect Authorization vulnerability in Erlang OTP inets modules allows unauthenticated access to CGI scripts protected by directory rules when served via scriptalias. When scriptalias maps a URL prefix to a directory outside DocumentRoot, modauth evaluates directory-based access controls agains...

CVE-2026-32144

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeyocsp module allows OCSP designated-responder authorization bypass via missing signature verification. The OCSP response validation in publickey:pkixocspvalidate/5 does not verify that a CA-designated responder certificate...

CVE-2026-28810

CVE-2026-28810 affects the Erlang/OTP kernel built-in DNS resolver (inet_res) and its inet_db module. The issue arises from a 16-bit, process-global transaction ID used for UDP queries and the absence of source port randomization, making DNS responses vulnerable to spoofing and cache poisoning wh...

CVE-2026-23941

Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/httpserver/httpdrequest.erl and program routines httpdrequest:parseheaders/7. The...

SUSE CVE-2026-23941

Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/httpserver/httpdrequest.erl and program routines httpdrequest:parseheaders/7. The...

DEBIAN-CVE-2026-23941

Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/httpserver/httpdrequest.erl and program routines httpdrequest:parseheaders/7. The...

CVE-2026-23941

Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/httpserver/httpdrequest.erl and program routines httpdrequest:parseheaders/7. The...

CVE-2026-23943 Pre-auth SSH DoS via unbounded zlib inflate

Improper Handling of Highly Compressed Data Compression Bomb vulnerability in Erlang OTP ssh sshtransport modules allows Denial of Service via Resource Depletion. The SSH transport layer advertises legacy zlib compression by default and inflates attacker-controlled payloads pre-authentication...

CVE-2026-23943

CVE-2026-23943 describes a pre-auth Denial of Service in Erlang OTP ssh_transport due to unbounded zlib inflation (compression bomb). The vulnerability affects the SSH transport layer’s handling of compression, including zlib and [email protected], which can start decompressing attacker-controlled...

EEF-CVE-2026-23943 Pre-auth SSH DoS via unbounded zlib inflate

Summary Improper Handling of Highly Compressed Data Compression Bomb vulnerability in Erlang OTP ssh sshtransport modules allows Denial of Service via Resource Depletion. The SSH transport layer advertises legacy zlib compression by default and inflates attacker-controlled payloads...

EUVD-2026-11778

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in Erlang OTP sshsftpd module allows Path Traversal. This vulnerability is associated with program files lib/ssh/src/sshsftpd.erl and program routines sshsftpd:iswithinroot/2. The SFTP server uses string...

CVE-2026-21620

Relative Path Traversal, Improper Isolation or Compartmentalization vulnerability in erlang otp erlang/otp tftpfile modules, erlang otp inets tftpfile modules, erlang otp tftp tftpfile modules allows Relative Path Traversal. This vulnerability is associated with program files...