How exploitable is this vulnerability in practice?

It is highly exploitable when HomeBox is reachable by attackers and not strictly placed behind a trusted reverse proxy that sanitizes IP headers. Because the attacker can forge a new IP identity for each request, they can effectively neutralize IP-based rate limits and perform large-scale brute-force attempts.

What level of access does an attacker need to exploit this?

The attacker only needs network access to the HomeBox HTTP interface and the ability to send HTTP requests with custom headers. No prior authentication or special privileges are required, as the issue occurs before successful login.

What is the safest general fix pattern for this class of issue?

The safest pattern is to make IP-based decisions depend on a clear, enforced trust boundary: only trust X-Real-IP and X-Forwarded-For when a deployment is explicitly configured to run behind a known proxy, and otherwise use the raw connection address. Additionally, ensure that all authentication protection logic (rate limiting, lockouts, anomaly detection) uses this centralized, validated identity source.

Severity:

HIGH RISK

(7.4)

Improper Authentication Rate Limiting (CWE-307) in HomeBox IP-Based Throttling

CVE-2026-27981

Published:

Mar 3, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

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Remote Code Execution via SQL Injection on the Database Server

March 7, 2026

Vulnerability Type

Category:

Improper Authentication and Rate Limiting

CWE:

CWE-307

Impact:

Authentication Rate Limit Bypass and Brute-Force Amplification

Severity:

HIGH RISK

(7.4)

CVSS Version:

3.1

Vulnerability Type

Category:

Improper Authentication and Rate Limiting

CWE:

CWE-307

Impact:

Authentication Rate Limit Bypass and Brute-Force Amplification

Severity:

HIGH RISK

(7.4)

CVSS Version:

3.1

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Improper Authentication Rate Limiting (CWE-307) in HomeBox IP-Based Throttling

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

CRITICAL RISK

CRITICAL

(9.9)

Command Injection in MCP Stdio Configuration Validation (CWE-78) in WeKnora

CRITICAL RISK

CRITICAL

(9.9)

SQL Injection via PostgreSQL Array/Row Expressions (CWE-89) in WeKnora Query Engine

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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