APT28’s Stealthy Multi-Stage Campaign Leveraging CVE‑2026‑21509 and Cloud C2 Infrastructure

APT28’s Stealthy Multi-Stage Campaign Leveraging CVE‑2026‑21509 and Cloud C2 Infrastructure By Pham Duy Phuc and Alex Lanstein · February 4, 2026 Updated February 9, 2026: This analysis has been updated to clarify malware naming conventions. Introduction Russian state-sponsored threat group APT28...

OpenClaw < 2026.1.29 Multiple Vulnerabilities

The version of the OpenClaw AI assistant installed on the remote host is prior to 2026.1.29. It is, therefore, affected by multiple vulnerabilities: - A command injection vulnerability exists in OpenClaw's Docker sandbox execution mechanism due to unsafe handling of the PATH environment variable...

PT-2026-6058

Name of the Vulnerable Software and Affected Versions Hillstone Networks Operation and Maintenance Security Gateway versions V5.5ST00001B113 Hillstone Networks Security Gateway version V5.5 Description The software contains a flaw related to unrestricted file uploads, potentially allowing an...

PT-2026-6475

An attacker who can influence inputs to the patch pipeline could execute arbitrary shell commands on the build host. The patch pipeline in pkg/build/pipelines/patch.yaml embeds input-derived values series paths, patch filenames, and numeric parameters into shell scripts without proper quoting or...

melange 操作系统命令注入漏洞

Melange is a software developed by Chainguard for building APKs from source code. Versions of Melange from 0.10.0 to 0.40.3 had an operating system command injection vulnerability. This vulnerability stemmed from the patch pipeline incorrectly referencing or verifying input-derived values when...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS : Emacs vulnerabilities (USN-8011-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8011-1 advisory. It was discovered that Emacs could trigger unsafe Lisp macro expansion, when a user invoked elisp- completion-at-point on untrust...

Command Injection

Overview Affected versions of this package are vulnerable to Command Injection via the working-directory field when user-supplied input is embedded into shell scripts without proper quote escaping. An attacker can execute arbitrary shell commands by providing crafted build input values that are...

Command Injection

Overview Affected versions of this package are vulnerable to Command Injection via the working-directory field when user-supplied input is embedded into shell scripts without proper quote escaping. An attacker can execute arbitrary shell commands by providing crafted build input values that are...

melange pipeline working-directory could allow command injection

An attacker who can provide build input values, but not modify pipeline definitions, could execute arbitrary shell commands if the pipeline uses $vars. or $inputs. substitutions in working-directory. The field is embedded into shell scripts without proper quote escaping. Fix: Fixed with e51ca30c,...

CVE-2020-37073

Victor CMS 1.0 contains an authenticated file upload vulnerability that allows administrators to upload PHP files with arbitrary content through the userimage parameter. Attackers can upload a malicious PHP shell to the /img/ directory and execute system commands by accessing the uploaded file wi...

CVE-2020-37073

Victor CMS 1.0 has an authenticated file-upload flaw in the user_image parameter. The vulnerability allows an administrator to upload arbitrary PHP files (a PHP shell) to the /img/ directory, enabling command execution when the uploaded file is accessed with a cmd parameter. The issue is describe...

CVE-2020-37073

Victor CMS 1.0 contains an authenticated file upload vulnerability that allows administrators to upload PHP files with arbitrary content through the userimage parameter. Attackers can upload a malicious PHP shell to the /img/ directory and execute system commands by accessing the uploaded file wi...

CVE-2020-37073 Victor CMS 1.0 - Authenticated Arbitrary File Upload

Victor CMS 1.0 contains an authenticated file upload vulnerability that allows administrators to upload PHP files with arbitrary content through the userimage parameter. Attackers can upload a malicious PHP shell to the /img/ directory and execute system commands by accessing the uploaded file wi...

CVE-2026-24053 Cluade Code has a Path Restriction Bypass via ZSH Clobber which Allows Arbitrary File Writes

Claude Code is an agentic coding tool. Prior to version 2.0.74, due to a Bash command validation flaw in parsing ZSH clobber syntax, it was possible to bypass directory restrictions and write files outside the current working directory without user permission prompts. Exploiting this required the...

CVE-2026-1803

CVE-2026-1803 affects Ziroom ZHOME A0101 1.0.1.0, specifically the Dropbear SSH Service component. The vulnerability enables use of default credentials and allows remote exploitation. Reported impact indicates high severity with network attack vector and potentially complete confidentiality, inte...

GHSA-Q728-GF8J-W49R Claude Code has a Path Restriction Bypass via ZSH Clobber which Allows Arbitrary File Writes

Due to a Bash command validation flaw in parsing ZSH clobber syntax, it was possible to bypass directory restrictions and write files outside the current working directory without user permission prompts. Exploiting this required the user to use ZSH and the ability to add untrusted content into a...

Claude Code has a Path Restriction Bypass via ZSH Clobber which Allows Arbitrary File Writes

Due to a Bash command validation flaw in parsing ZSH clobber syntax, it was possible to bypass directory restrictions and write files outside the current working directory without user permission prompts. Exploiting this required the user to use ZSH and the ability to add untrusted content into a...

CVE-2025-62501

SSH Hostkey misconfiguration vulnerability in TP-Link Archer AX53 v1.0 tmpserver modules allows attackers to obtain device credentials through a specially crafted man‑in‑the‑middle MITM attack. This could enable unauthorized access if captured credentials are reused.This issue affects Archer AX53...

CVE-2025-62501 SSH Hostkey Misconfiguration Vulnerability in TP-Link Archer AX53

SSH Hostkey misconfiguration vulnerability in TP-Link Archer AX53 v1.0 tmpserver modules allows attackers to obtain device credentials through a specially crafted man‑in‑the‑middle MITM attack. This could enable unauthorized access if captured credentials are reused.This issue affects Archer AX53...

CVE-2025-62501

TP-Link Archer AX53 (v1.0) is affected by an SSH hostkey misconfiguration in the tmpserver modules up to version 1.3.1 Build 20241120, enabling a MITM to capture credentials and potentially grant unauthorized access if those credentials are reused. Public details across NVD/Red Hat/CVE records co...