CVE-2026-12080

A flaw was found in the QEMU Guest Agent qga. A local unprivileged user can exploit a vulnerability in the guest-ssh-add-authorized-keys command handler by manipulating symbolic links. This can occur either through a deterministic directory-symlink bypass or a Time-of-Check to Time-of-Use TOCTOU...

CVE-2026-12080

A flaw was found in the QEMU Guest Agent qga. A local unprivileged user can exploit a vulnerability in the guest-ssh-add-authorized-keys command handler by manipulating symbolic links. This can occur either through a deterministic directory-symlink bypass or a Time-of-Check to Time-of-Use TOCTOU...

CVE-2026-12080

A flaw was found in the QEMU Guest Agent qga. A local unprivileged user can exploit a vulnerability in the guest-ssh-add-authorized-keys command handler by manipulating symbolic links. This can occur either through a deterministic directory-symlink bypass or a Time-of-Check to Time-of-Use TOCTOU...

Important: amazon-ssm-agent

Issue Overview: An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. Rejected channels are now properly removed from the connection's internal state a...

PT-2026-61720

Name of the Vulnerable Software and Affected Versions Apache MINA SSHD versions prior to 2.19.0 Apache MINA SSHD versions prior to 3.0.0-M5 Description Improper certificate validation occurs during server-side OpenSSH user authentication. The server fails to check or validate the force-command or...

Malicious code in supplyhub (npm)

The npm package supplyhub is a credential / SSH-key stealer. Its package.json declares a postinstall lifecycle hook postinstall: node postinstall.js that executes automatically on npm install, before the package is ever imported. postinstall.js uses fs.readFileSync to read the user's SSH private...

PT-2026-61584

Name of the Vulnerable Software and Affected Versions QEMU Guest Agent affected versions not specified Description A flaw exists in the QEMU Guest Agent qga within the guest-ssh-add-authorized-keys command handler. A local unprivileged user can exploit this by manipulating symbolic links through ...

CVE-2026-12080: UNIX Symbolic Link (Symlink) Following

A flaw was found in the QEMU Guest Agent qga. A local unprivileged user can exploit a vulnerability in the guest-ssh-add-authorized-keys command handler by manipulating symbolic links. This can occur either through a deterministic directory-symlink bypass or a Time-of-Check to Time-of-Use TOCTOU...

PT-2026-67419

Name of the Vulnerable Software and Affected Versions GitPython versions prior to 3.1.53 Description Improper escaping of section names in git config files allows the injection of arbitrary configuration directives through malicious submodule names. By utilizing the create submodule or clone from...

MAL-2026-11043 Malicious code in supplyhub (npm)

The npm package supplyhub is a credential / SSH-key stealer. Its package.json declares a postinstall lifecycle hook postinstall: node postinstall.js that executes automatically on npm install, before the package is ever imported. postinstall.js uses fs.readFileSync to read the user's SSH private...

OESA-2026-3041 erlang security update

Erlang is a general-purpose programming language and runtime environment. Erlang has built-in support for concurrency, distribution and fault tolerance. Erlang is used in several large telecommunication systems from Ericsson. Security Fixes: Exposure of Sensitive Information to an Unauthorized...

OESA-2026-3017 libssh2 security update

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10. Security Fixes: libssh2 through 1.11.1, fixed in commit 2dae302, contains an out-of-bounds he...

OESA-2026-2988 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or...

OESA-2026-2987 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or...

OESA-2026-2985 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though th...

OESA-2026-2986 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or...

DEBIAN-CVE-2026-53994

ProFTPD modsftp contains a heap-based buffer overflow reachable by an authenticated SFTP user. The fxppacketread function accepts the attacker-supplied 32-bit big-endian SFTP packet length without a minimum sanity check. A value of 0 causes an unsigned subtraction elsewhere in the read path to...

SUSE SLES15 Security Update : libssh2_org (SUSE-SU-2026:3082-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2026:3082-1 advisory. This update for libssh2org fixes the following issue - CVE-2026-55199: pre-Authentication DoS via SSHMSGEXTINFO Handler bsc1268530. Tenable has extract...

CVE-2026-58317

Unsigned to Signed Conversion Error CWE-196 vulnerability exists in TTSSH2 plugin of Tera Term provided by TeraTerm Project. When Tera Term attempts to establish an SSH connection to a server set up by an attacker, out-of-bounds read/write may occur. As a result, the contents of adjacent memory...

CVE-2026-60060

Improper Handling of Length Parameter Inconsistency CWE-130 vulnerability exists in TTSSH2 plugin of Tera Term provided by TeraTerm Project. When Tera Term attempts to establish an SSH connection to a server set up by an attacker, out-of-bounds read/write may occur. As a result, the contents of...