Kopia: RCE via SSH ProxyCommand Injection

Summary Kopia's HTTP server, when started with --without-password , accepts unauthenticated requests to /api/v1/repo/exists. The handler forwards an attacker-supplied storage configuration to blob.NewStorage. For SFTP backends with externalSSH: true, that path constructs a process command line by...

CLSA-2026-1779212372 vim: Fix of CVE-2026-42307

CVE-2026-42307: fix OS command injection in netrw plugin via crafted sftp:// URLs by hardening the tempfile suffix regex and escaping the tempfile argument before passing it to the sftp command...

Advisory ROSA-SA-2026-3275

software: libssh 0.9.8 OS: ROSA-CHROME unaffected versions = libssh-0.9.8-4 affected versions libssh-0.9.8-4 CVE-ID: CVE-2026-3731 BDU-ID: None CVE-Crit: MEDIUM CVE-DESC.: A read outside allocated buffer vulnerability in the SFTP Extension Name Handler component of the libssh library allows a...

Security update for erlang26

This update for erlang26 fixes the following issues Security issues: CVE-2026-21620: remote arbitrary read/write via TFTP relative path traversal bsc1258663. CVE-2026-23941: HTTP Request Smuggling in Erlang OTP bsc1259687. CVE-2026-23942: path traversal vulnerability in Erlang OTP bsc1259681...

Moderate: Red Hat Security Advisory: libssh security update

An update for libssh is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

libssh: libssh: Denial of Service due to malformed SFTP message

A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname' field within an SSHFXPNAME message during a file listing operation. This missing null check can lead to reading beyond allocated memory on the heap. This can...

ALSA-2026:18683 Moderate: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: Double Free Vulnerability in libssh Key Export Functions CVE-2025-5351 libssh: Use of uninitialized variable in privatekeyfromfile CVE-2025-4878 libssh: Write...

RHEL 10 : libssh (RHSA-2026:18160)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:18160 advisory. libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh:...

RHEL 9 : libssh (RHSA-2026:18683)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:18683 advisory. libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh:...

ALSA-2026:18160 Moderate: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: Buffer underflow in sshgethexa on invalid input CVE-2026-0966 libssh: Improper sanitation of paths received from SCP servers CVE-2026-0964 libssh: libssh:...

Moderate: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: Double Free Vulnerability in libssh Key Export Functions CVE-2025-5351 libssh: Use of uninitialized variable in privatekeyfromfile CVE-2025-4878 libssh: Write...

CLSA-2026-1778788223 libssh2: Fix of 2 CVEs

CVE-2019-3860: bounds-check SFTP packet sizes in sftppacketrequire/v and sftpbin2attr - CVE-2019-3861: bounds-check paddinglength in libssh2transportread...

curl: libssh SFTP initialization ignores CURLOPT_TIMEOUT, hangs indefinitely

Hi all, The libssh backend in lib/vssh/libssh.c ignores CURLOPTTIMEOUT / --max-time during SFTP subsystem negotiation. A server that completes SSH authentication and then stalls before answering the SSHFXPINIT packet will pin the curl process indefinitely — no timeout fires, no error is returned,...

Unity Linux 20.1060e / 20.1070e Security Update: apache-sshd (UTSA-2026-017596)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017596 advisory. A vulnerability in sshd-core of Apache Mina SSHD allows an attacker to overflow the server causing an OutOfMemory error. This issue affects the SFTP and port...

UBUNTU-CVE-2026-42307

Vim is an open source, command line text editor. Prior to version 9.2.0383, an OS command injection vulnerability exists in the netrw standard plugin bundled with Vim. By inducing a user to open a crafted URL e.g., using the sftp:// or file:// protocol handlers, an attacker can execute arbitrary...

CVE-2026-42307

Vim is an open source, command line text editor. Prior to version 9.2.0383, an OS command injection vulnerability exists in the netrw standard plugin bundled with Vim. By inducing a user to open a crafted URL e.g., using the sftp:// or file:// protocol handlers, an attacker can execute arbitrary...

GHSA-Q4P8-8J9M-8HXJ Electerm Security Vulnerability: RCE via malicious SSH server filename in openFileWithEditor

Impact A code execution RCE vulnerability exists in electerm's SFTP open with system editor or "Edit with custom editor" feature. When a user opts to edit a file using open with system editor or open with a custom editor, the filename is passed directly into a command line without sanitization. A...

CVE-2026-43943 electerm: RCE via malicious SSH server filename in openFileWithEditor

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.7.9, a code execution RCE vulnerability exists in electerm's SFTP open with system editor or "Edit with custom editor" feature. When a user opts to edit a file using open with system edito...

CVE-2026-43943

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.7.9, a code execution RCE vulnerability exists in electerm's SFTP open with system editor or "Edit with custom editor" feature. When a user opts to edit a file using open with system edito...

CVE-2026-43943 electerm: RCE via malicious SSH server filename in openFileWithEditor

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.7.9, a code execution RCE vulnerability exists in electerm's SFTP open with system editor or "Edit with custom editor" feature. When a user opts to edit a file using open with system edito...