OP-512 deploys a custom web shell framework consisting of three distinct web shells, designed to provide attackers with remote access while evading detection.
Tag: shells
AI, Global Security News
Brush shell 0.4.0 tightens script safety, widens platform support
Rust-based alternatives to traditional Unix shells continue to attract users who want bash compatibility alongside built-in features like syntax highlighting and history-based suggestions. Brush, a bash- and POSIX-compatible shell written in Rust, sits in that group, and version 0.4.0 brings more than 200 merged pull requests representing several months of development. Bash features filled in…
Exploits, Global Security News
ShowDoc Vulnerability Patched in 2020 Now Used in Active Server Takeovers
Hackers are exploiting a 5-year-old ShowDoc vulnerability (CVE-2025-0520) to deploy web shells, enabling RCE and full server takeover worldwide.
Exploits, Global Security News
ShowDoc Vulnerability Patched in 2020 Now Used in Active Server Takeovers
Hackers are exploiting a 5-year-old ShowDoc vulnerability (CVE-2025-0520) to deploy web shells, enabling RCE and full server takeover worldwide.
Global Security News
Microsoft Details Cookie-Controlled PHP Web Shells Persisting via Cron on Linux Servers
Threat actors are increasingly using HTTP cookies as a control channel for PHP-based web shells on Linux servers and to achieve remote code execution, according to findings from the Microsoft Defender Security Research Team. “Instead of exposing command execution through URL parameters or request bodies, these web shells rely on threat actor-supplied cookie values to gate execution,
AI, Cybersecurity, Endpoint, Exploits, Global Security News, malware, Risk Management
CVE-2025-64328 exploitation impacts 900 Sangoma FreePBX instances
About 900 Sangoma FreePBX systems were infected with web shells after attackers exploited a command injection flaw. Hundreds of Sangoma FreePBX instances are still infected with web shells following attacks that began in December 2025. Sangoma FreePBX is an open-source, web-based platform for managing Asterisk-powered VoIP phone systems. Maintained by Sangoma Technologies, it allows businesses…