CVE-2026-54891

Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability in Erlang/OTP ssl tlsgenconnection module allows a network-positioned attacker to inject unauthenticated plaintext that the TLS client application later treats as authenticated server data. The...

AZL-92021 CVE-2026-54886 affecting package erlang for versions less than 26.2.5.21-4

Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in Erlang OTP ssh sshsftpd module allows an authenticated SFTP user to render an SFTP channel permanently unresponsive. The handledata/4 function in sshsftpd contains a catch-all clause that accepts channel data of any type. When...

AZL-95663 CVE-2026-55950 affecting package erlang for versions less than 26.2.5.21-6

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

AZL-95657 CVE-2026-53422 affecting package erlang for versions less than 26.2.5.21-6

Observable Response Discrepancy vulnerability in Erlang OTP ssh sshsftpd module allows an authenticated SFTP user to enumerate the existence of files and directories outside the configured root directory. The SSHFXPREALPATH handler in sshsftpd calls relatefilename/3 with Canonicalize=false, unlik...

CVE-2026-55950

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

CVE-2026-53422

Observable Response Discrepancy vulnerability in Erlang OTP ssh sshsftpd module allows an authenticated SFTP user to enumerate the existence of files and directories outside the configured root directory. The SSHFXPREALPATH handler in sshsftpd calls relatefilename/3 with Canonicalize=false, unlik...

CVE-2026-55952

The Erlang/OTP ssl application does not validate that the PSK identity list and binder list carried in a TLS 1.3 ClientHello pre-shared key extension have equal length before passing them to the session ticket handler. In tlshandshake13:handlepresharedkey/3, an OfferedPreSharedKeys record with a...

EUVD-2026-41415

Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability in Erlang/OTP ssl tlsgenconnection module allows a network-positioned attacker to inject unauthenticated plaintext that the TLS client application later treats as authenticated server data. The...

EEF-CVE-2026-55950 DTLS listener crash via race condition in dtls_packet_demux causes denial of service for all sessions

Summary Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtls\packet\demux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtls\packet\demux gen\server process to route...

EEF-CVE-2026-54886 SSH SFTP server denial of service via extended channel data infinite loop

Summary Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in Erlang OTP ssh ssh\sftpd module allows an authenticated SFTP user to render an SFTP channel permanently unresponsive. The handle\data/4 function in ssh\sftpd contains a catch-all clause that accepts channel data of any...

CVE-2026-54886

Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in Erlang OTP ssh sshsftpd module allows an authenticated SFTP user to render an SFTP channel permanently unresponsive. The handledata/4 function in sshsftpd contains a catch-all clause that accepts channel data of any type. When...

CVE-2026-55952 TLS 1.3 server denial of service via malformed ClientHello pre-shared key extension

The Erlang/OTP ssl application does not validate that the PSK identity list and binder list carried in a TLS 1.3 ClientHello pre-shared key extension have equal length before passing them to the session ticket handler. In tlshandshake13:handlepresharedkey/3, an OfferedPreSharedKeys record with a...

CVE-2026-55952 TLS 1.3 server denial of service via malformed ClientHello pre-shared key extension

The Erlang/OTP ssl application does not validate that the PSK identity list and binder list carried in a TLS 1.3 ClientHello pre-shared key extension have equal length before passing them to the session ticket handler. In tlshandshake13:handlepresharedkey/3, an OfferedPreSharedKeys record with a...

CVE-2026-54887 DTLS server cookie bypass during startup window due to empty initial cookie secret

Use of Default Cryptographic Key vulnerability in Erlang/OTP ssl DTLS server allows predictable DTLS cookie computation during the startup window, enabling source address verification bypass. On DTLS server startup, dtlsserverconnection:initialhello/3 initializes previouscookiesecret to the empty...

CVE-2026-53422

Observable Response Discrepancy vulnerability in Erlang OTP ssh sshsftpd module allows an authenticated SFTP user to enumerate the existence of files and directories outside the configured root directory. The SSHFXPREALPATH handler in sshsftpd calls relatefilename/3 with Canonicalize=false, unlik...

Astra Linux – Vulnerability in Erlang

Inconsistent interpretation of HTTP requests: The “HTTP Request Smuggling” vulnerability in Erlang OTP inets httpd module allows for HTTP requests to be disguised. This vulnerability is associated with the program file lib/inets/src/httpserver/httpdrequest.erl and the routine...

[R3] Tenable Identity Exposure Version 3.93.5 Fixes Multiple Vulnerabilities

R3 Tenable Identity Exposure Version 3.93.5 Fixes Multiple Vulnerabilities Aaron Roy Tue, 06/23/2026 - 16:43 Tenable Identity Exposure leverages third-party software to help provide underlying functionality. Several of the third-party components .NET Windows Server Hosting, NodeJS, Erlang OTP, SQ...

Exploit for Missing Authentication for Critical Function in Erlang Erlang\/Otp

Information Security Fundamentals — Spring 2026 Project Tot...

SUSE CVE-2026-48856

Sensitive Data Exposure vulnerability in Erlang OTP inets httpcresponse module allows Retrieve Embedded Sensitive Data. The httpc client forwards the Authorization and Proxy-Authorization request headers to redirect targets without checking whether the redirect crosses an origin boundary...

Linux Distros Unpatched Vulnerability : CVE-2026-48859

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Observable Timing Discrepancy vulnerability in Erlang/OTP ssh sshauth, sshoptions modules allows unauthenticated remote username enumeration via timing...