GitHub Copilot CLI Dangerous Shell Expansion Patterns Enable Arbitrary Code Execution

Summary A security vulnerability has been identified in GitHub Copilot CLI's shell tool that could allow arbitrary code execution through crafted bash parameter expansion patterns. An attacker who can influence the commands executed by the agent e.g., via prompt injection through repository files...

CVE-2026-29783 GitHub Copilot CLI allows for dangerous shell expansion patterns that enable arbitrary command execution

The shell tool within GitHub Copilot CLI versions prior to and including 0.0.422 can allow arbitrary code execution through crafted bash parameter expansion patterns. An attacker who can influence the commands executed by the agent e.g., via prompt injection through repository files, MCP server...

CVE-2026-29783 GitHub Copilot CLI allows for dangerous shell expansion patterns that enable arbitrary command execution

The shell tool within GitHub Copilot CLI versions prior to and including 0.0.422 can allow arbitrary code execution through crafted bash parameter expansion patterns. An attacker who can influence the commands executed by the agent e.g., via prompt injection through repository files, MCP server...

CVE-2026-29783

The shell tool within GitHub Copilot CLI versions prior to and including 0.0.422 can allow arbitrary code execution through crafted bash parameter expansion patterns. An attacker who can influence the commands executed by the agent e.g., via prompt injection through repository files, MCP server...

CVE-2026-29783 GitHub Copilot CLI allows for dangerous shell expansion patterns that enable arbitrary command execution

The shell tool within GitHub Copilot CLI versions prior to and including 0.0.422 can allow arbitrary code execution through crafted bash parameter expansion patterns. An attacker who can influence the commands executed by the agent e.g., via prompt injection through repository files, MCP server...

CVE-2025-59541 Chamilo: CSRF Vulnerability in Project Deletion

Chamilo is a learning management system. Prior to version 1.11.34, a Cross-Site Request Forgery CSRF vulnerability allows an attacker to delete projects inside a course without the victim’s consent. The issue arises because sensitive actions such as project deletion do not implement anti-CSRF...

Two Frames Matter: A Temporal Attack for Text-To-Video Model Jailbreaking

Recent text-to-video T2V models can synthesize complex videos from lightweight natural language prompts, raising urgent concerns about safety alignment in the event of misuse in the real world. Prior jailbreak attacks typically rewrite unsafe prompts into paraphrases that evade content filters...

PT-2026-23750

Name of the Vulnerable Software and Affected Versions TSPortal versions prior to 30 Description TSPortal is a platform used by the WikiTide Foundation’s Trust and Safety team for managing reports, investigations, appeals, and transparency work. Prior to version 30, the conversion of empty strings...

The vulnerability of the Vim text editor, related to reading beyond the buffer in memory, allows a hacker to trigger a service failure.

The vulnerability of the Vim text editor is related to reading data beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to cause a system failure...

The vulnerability of the vt8623fb_set_par() function in the drivers/video/fbdev/vt8623fb.c driver for kernel video devices in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the vt8623fbsetpar function in the drivers/video/fbdev/vt8623fb.c driver for kernel-based graphics buffer devices in the Linux operating system is related to the execution of operations beyond the buffer’s memory boundaries. Exploiting this vulnerability could allow a remote...

PT-2026-23732

Name of the Vulnerable Software and Affected Versions GitHub Copilot CLI versions prior to 0.0.423 Description The shell tool within GitHub Copilot CLI is susceptible to arbitrary code execution through crafted bash parameter expansion patterns. An attacker influencing commands executed by the...

Important: firefox

Issue Overview: A specially-crafted file can cause libjxl's decoder to read pixel data from uninitialized but allocated memory. This can be done by causing the decoder to reference an outside-image-bound area in a subsequent patches. An incorrect optimization causes the decoder to omit populating...

MiracleLinux 9 : thunderbird-140.8.0-1.el9_7.ML.1 (AXSA:2026-264:05)

The remote MiracleLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-264:05 advisory. libvpx: Heap buffer overflow in libvpx CVE-2026-2447 firefox: Invalid pointer in the JavaScript Engine component CVE-2026-2785 firefox: Memory safety...

ROS-20260306-73-0019

A vulnerability in the lecdattach function of the Linux operating system kernel relates to memory usage after it has been freed. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

ROS-20260306-73-0018

A vulnerability in the regsgetkernelstacknth function of the Linux kernel is related to reading data outside of buffer boundaries in memory. Exploitation of the vulnerability may allow an intruder to affect confidentiality, integrity and availability of protected information...

AlmaLinux 10 : thunderbird (ALSA-2026:3517)

The remote AlmaLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:3517 advisory. libvpx: Heap buffer overflow in libvpx CVE-2026-2447 firefox: Invalid pointer in the JavaScript Engine component CVE-2026-2785 firefox: Memory safety bug...

The vulnerability of the fastrpc_cb_probe() function in the drivers/misc/fastrpc.c module of the Linux kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the fastrpccbprobe function in the drivers/misc/fastrpc.c module of the Linux kernel is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and...

RockyLinux 10 : thunderbird (RLSA-2026:3517)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:3517 advisory. libvpx: Heap buffer overflow in libvpx CVE-2026-2447 firefox: Invalid pointer in the JavaScript Engine component CVE-2026-2785 firefox: Memory safety bu...

The vulnerability of the fastrpc_cb_probe() function in the drivers/misc/fastrpc.c module of the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the fastrpccbprobe function in the drivers/misc/fastrpc.c module of the Linux kernel is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : GIMP vulnerabilities (USN-8075-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8075-1 advisory. Michael Randrianantenaina discovered that calculating the linear size of a DDS file could overflow on...