CVE-2025-54135 Cursor Agent is vulnerable to prompt injection via MCP Special Files

Cursor is a code editor built for programming with AI. Cursor allows writing in-workspace files with no user approval in versions below 1.3.9, If the file is a dotfile, editing it requires approval but creating a new one doesn't. Hence, if sensitive MCP files, such as the .cursor/mcp.json file...

CVE-2025-54135

Cursor before v1.3.9 allows prompt-injection via MCP MCP server data to auto-run and write to ~/.cursor/mcp.json, enabling RCE when processing external content. Affected: Cursor AI code editor (Cursor) in-workspace file writes without user approval; dotfiles require approval but new dotfiles do n...

CVE-2025-54135 Cursor Agent is vulnerable to prompt injection via MCP Special Files

Cursor is a code editor built for programming with AI. Cursor allows writing in-workspace files with no user approval in versions below 1.3.9, If the file is a dotfile, editing it requires approval but creating a new one doesn't. Hence, if sensitive MCP files, such as the .cursor/mcp.json file...

CVE-2025-54135 Cursor Agent is vulnerable to prompt injection via MCP Special Files

Cursor is a code editor built for programming with AI. Cursor allows writing in-workspace files with no user approval in versions below 1.3.9, If the file is a dotfile, editing it requires approval but creating a new one doesn't. Hence, if sensitive MCP files, such as the .cursor/mcp.json file...

CVE-2025-54132

Cursor is a code editor built for programming with AI. In versions below 1.3, Mermaid which is used to render diagrams allows embedding images which then get rendered by Cursor in the chat box. An attacker can use this to exfiltrate sensitive information to a third-party attacker controlled serve...

CVE-2025-54131

Cursor is a code editor built for programming with AI. In versions below 1.3, an attacker can bypass the allow list in auto-run mode with a backtick or $cmd. If a user has swapped Cursor from its default settings requiring approval for every terminal call to an allowlist, an attacker can execute...

A Survey on Data Security in Large Language Models

Large Language Models LLMs, now a foundation in advancing natural language processing, power applications such as text generation, machine translation, and conversational systems. Despite their transformative potential, these models inherently rely on massive amounts of training data, often...

CVE-2025-54132

Cursor is a code editor built for programming with AI. In versions below 1.3, Mermaid which is used to render diagrams allows embedding images which then get rendered by Cursor in the chat box. An attacker can use this to exfiltrate sensitive information to a third-party attacker controlled serve...

CVE-2025-54132 Cursor's Mermaid Diagram Tool is Vulnerable to an Arbitrary Image Fetch

Cursor is a code editor built for programming with AI. In versions below 1.3, Mermaid which is used to render diagrams allows embedding images which then get rendered by Cursor in the chat box. An attacker can use this to exfiltrate sensitive information to a third-party attacker controlled serve...

CVE-2025-54132 Cursor's Mermaid Diagram Tool is Vulnerable to an Arbitrary Image Fetch

Cursor is a code editor built for programming with AI. In versions below 1.3, Mermaid which is used to render diagrams allows embedding images which then get rendered by Cursor in the chat box. An attacker can use this to exfiltrate sensitive information to a third-party attacker controlled serve...

CVE-2025-54132

CVE-2025-54132 affects Cursor’s Mermaid-based diagram tool prior to version 1.3. An attacker can trigger prompt injections to cause Mermaid-rendered images to fetch data to a remote attacker-controlled server, enabling exfiltration of sensitive information. The issue is fixed in version 1.3; upgr...

CVE-2025-54132 Cursor's Mermaid Diagram Tool is Vulnerable to an Arbitrary Image Fetch

Cursor is a code editor built for programming with AI. In versions below 1.3, Mermaid which is used to render diagrams allows embedding images which then get rendered by Cursor in the chat box. An attacker can use this to exfiltrate sensitive information to a third-party attacker controlled serve...

CVE-2025-54131 Cursor bypasses its allow list to execute arbitrary commands

Cursor is a code editor built for programming with AI. In versions below 1.3, an attacker can bypass the allow list in auto-run mode with a backtick or $cmd. If a user has swapped Cursor from its default settings requiring approval for every terminal call to an allowlist, an attacker can execute...

CVE-2025-54131 Cursor bypasses its allow list to execute arbitrary commands

Cursor is a code editor built for programming with AI. In versions below 1.3, an attacker can bypass the allow list in auto-run mode with a backtick or $cmd. If a user has swapped Cursor from its default settings requiring approval for every terminal call to an allowlist, an attacker can execute...

Cursor AI Code Editor Fixed Flaw Allowing Attackers to Run Commands via Prompt Injection

Cybersecurity researchers have disclosed a now-patched, high-severity security flaw in Cursor, a popular artificial intelligence AI code editor, that could result in remote code execution RCE. The vulnerability, tracked as CVE-2025-54135 CVSS score: 8.6, has been addressed in version 1.3 released...

PT-2025-31700

Name of the Vulnerable Software and Affected Versions Cursor versions prior to 1.3 Description Cursor is a code editor built for programming with AI. Versions prior to 1.3 allow embedding images through Mermaid, a diagram rendering tool. This can be exploited to exfiltrate sensitive information t...

PT-2025-31699 · Cursor · Cursor

Name of the Vulnerable Software and Affected Versions: Cursor versions prior to 1.3 Description: Cursor, a code editor built for programming with AI, allows an attacker to bypass the allow list in auto-run mode using a backtick or $cmd. This bypass enables arbitrary command execution outside of t...

CVE-2025-46059

langchain-ai v0.3.51 was discovered to contain an indirect prompt injection vulnerability in the GmailToolkit component. This vulnerability allows attackers to execute arbitrary code and compromise the application via a crafted email message. NOTE: this is disputed by the Supplier because the...

CVE-2025-46059

langchain-ai v0.3.51 was discovered to contain an indirect prompt injection vulnerability in the GmailToolkit component. This vulnerability allows attackers to execute arbitrary code and compromise the application via a crafted email message. NOTE: this is disputed by the Supplier because the...

Why React Didn't Kill XSS: The New JavaScript Injection Playbook

React conquered XSS? Think again. That's the reality facing JavaScript developers in 2025, where attackers have quietly evolved their injection techniques to exploit everything from prototype pollution to AI-generated code, bypassing the very frameworks designed to keep applications secure. Full...