CVE-2025-58357: Critical Content Injection in 5ire AI Assistant — Vulnerability Analysis By CyberDudeBivash – AI Security & Threat Analysis Lead

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Executive Summary

A critical content injection vulnerability (CVE-2025-58357) has been identified in 5ire v0.13.2, a cross-platform desktop AI assistant that enables model context protocol integrations. This flaw allows untrusted content injection into the chat interface via malicious prompts, compromised MCP servers, or vulnerable tool integrations. The severity is rated CVSS 3.1 score 9.6 (Critical) with full confidentiality, integrity, and availability impact NVD Feedly. The fix is available in version 0.14.0 — immediate upgrade is strongly advised NVD Feedly.

1. Overview of the Vulnerability

Product: 5ire – cross-platform AI assistant & model context protocol client
Vulnerable version: 0.13.2
Issue: Content/script gadget injection in chat page
Root Cause: Improper input neutralization → CWE-79 (XSS) NVD
Fix: Upgrade to v0.14.0 NVD Feedly

2. Severity & Impact Analysis

CVSS v3.1 Score: 9.6 (Critical)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: Required
- Scope: Changed
- C/I/A: All High NVD Feedly
EPSS (Exploit Prediction) remains low (~0.04%) but given the model’s popularity, proactive mitigation is paramount Feedly.

3. Attack Vectors & Threat Model

Attackers can exploit CVE-2025-58357 through multiple methods:

Malicious Prompt Injection: Crafting payloads that corrupt chat rendering.
Compromised MCP Servers: Serving altered or poisoned context data.
Tool Integration Exploits: Third-party plugin abuse for content injection.

Consequences include:

JavaScript injection, remote command execution, or model manipulation.
Interface disruption, credential theft, or malware deployment.

4. Timeline & Mitigation Steps

Event	Detail
Disclosure	CVE assigned & published on NVD – September 4, 2025 NVD
Fix Released	5ire v0.14.0 patched the injection flaw NVD CVEFeed
Immediate Action	Upgrade to v0.14.0 or later
Best Practices	Review and sanitize prompt inputs; lock down MCP/tool integrations; tighten content security policies

5. CyberDudeBivash AI App Security Framework (CDB-AISec)

Prompt Sanitization – Enforce safe parsing and filtering of user-generated prompts.
Content Security Policy (CSP) – Restrict scripts, blocks inline JS execution.
Signed Tool Integrations – Ensure third-party add-ons are vetted and secure.
Runtime Monitoring – Observe unexpected script behavior in the chat interface.
Upgrade Gatekeeping – Build auto-updater enforcements for critical patches.

6. CISO & DevOps Guidance

Risk: Critical content injection affecting all users of 5ire v0.13.2.
Urgent Action: Deploy v0.14.0 immediately and audit all deployed instances.
Long-Term Strategy: Build out input validation libraries and enforce security pipelines with Hexstrike-AI or equivalent defense frameworks.

CyberDudeBivash Call to Action

Enterprise Vulnerability Assessment: Secure your AI tools and agent frameworks.
Defense Toolkit: Download the CDB-AISec Input Validation & CSP Playbook.
Ongoing Threat Intel: Follow our daily updates at cyberbivash.blogspot.com.
Services: AI security audits, prompt-injection red teaming, and plugin vetting consulting.

#CVE202558357 #5ireSecurity #XSS #AIClientVulnerability #PromptInjection #CSP #AppSec #DevSecOps #CyberDudeBivash

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