GHSA-8Q5R-MMJF-575Q Claude Code Action: Malicious MCP Server Configuration in PRs Enables Remote Code Execution and Secret Exfiltration

Due to the combination of checking out PR head branches attacker-controlled, reading .mcp.json from the working directory via default setting sources, and unconditionally enabling all project MCP servers via enableAllProjectMcpServers, it was possible for an attacker who opened a PR containing a...

PT-2026-48540

Due to the combination of checking out PR head branches attacker-controlled, reading .mcp.json from the working directory via default setting sources, and unconditionally enabling all project MCP servers via enableAllProjectMcpServers, it was possible for an attacker who opened a PR containing a...

offensive-claude-533

Offensive Security Research Config for Claude Code !TIP...

offensive-claude-604

Offensive Security Research Config for Claude Code !TIP...

offensive-claude-813

Offensive Security Research Config for Claude Code !TIP...

offensive-claude-982

Offensive Security Research Config for Claude Code !TIP...

offensive-claude-490

Offensive Security Research Config for Claude Code !TIP...

CVE-2026-39861

Claude Code is an agentic coding tool. Prior to version 2.1.64, Claude Code's sandbox did not prevent sandboxed processes from creating symlinks pointing to locations outside the workspace. When Claude Code subsequently wrote to a path within such a symlink, its unsandboxed process followed the...

Claude Code GitHub Action Flaw Let One Malicious Issue Hijack Repositories

A security researcher found a flaw in Anthropic's Claude Code GitHub Action that let an attacker take over vulnerable public repositories running it, with nothing more than a single opened GitHub issue. Because Anthropic's own action repo used the same workflow, a working attack could have pushed...

CVE-2026-45136

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...

Fake Anthropic Sites Deliver Fileless Infostealer to Claude Code Users

Fake Anthropic websites are being used to target Claude Code users with a fileless infostealer campaign that steals browser credentials and evades detection...

BIT-MLFLOW-2026-2611 Improper Origin Validation in mlflow/mlflow

In MLflow version 3.9.0, the MLflow Assistant feature introduced improper origin validation in its /ajax-api endpoints. This vulnerability allows a remote attacker to exploit cross-origin requests from a malicious webpage to interact with the MLflow Assistant running on a victim's local machine. ...

poc-ccweb-unauth-rce

CVE — pqhaz3925/ccweb Unauthenticated RCE via Claude Code Cont...

CVE-2026-45136

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...

CVE-2026-45136 claude-code-cache-fix: Local code execution via Python triple-quote injection in tools/quota-statusline.sh

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...

EUVD-2026-32664

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...

CVE-2026-45136

Claude Code cache proxy claude-code-cache-fix is vulnerable to local code execution due to a Python triple-quote injection in tools/quota-statusline.sh. From v3.5.0–v3.5.1, user-controlled payloads can embed a ''' sequence which closes the Python literal and executes subsequent bytes in the user’...

CVE-2026-45136

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...

CVE-2026-45136 claude-code-cache-fix: Local code execution via Python triple-quote injection in tools/quota-statusline.sh

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...

CVE-2026-45136 claude-code-cache-fix: Local code execution via Python triple-quote injection in tools/quota-statusline.sh

claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh introduced in v3.5.0 interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of th...