Is this vulnerability remotely exploitable?

Yes. Any attacker who can send HTTP requests to the affected Vert.x Web endpoint can attempt to exploit the bug by crafting specific URIs, without needing authentication in most typical public-facing setups.

Does exploitation require special access or credentials?

No special credentials are inherently required. The primary requirement is network access to the service using the static handler with caching enabled. However, the actual access control posture depends on how the application and network perimeter are configured.

What is the safest general fix pattern?

The most robust fix pattern is to ensure correct URI normalization before cache usage and resource resolution, aligning with RFC 3986. In practice, this means using a canonical path representation as the basis for cache keys and rejecting or sanitizing ambiguous URIs. As an immediate risk-reduction measure, disabling caching for the static handler removes the vulnerable behavior surface.

Severity:

HIGH RISK

(7.5)

Improper URI Handling (CWE-444) in Vert.x Web Static Handler Cache

CVE-2026-1002

Published:

Jan 15, 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

Recent Vulnerabilities

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

Remote Code Execution on the Router

April 6, 2026

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Remote Code Execution on Router Firmware

April 6, 2026

Vulnerability Type

Category:

Improper Input Handling / URI Normalization

CWE:

CWE-444

Impact:

Denial of Service (targeted resource unavailability)

Severity:

HIGH RISK

(7.5)

CVSS Version:

3.1

Vulnerability Type

Category:

Improper Input Handling / URI Normalization

CWE:

CWE-444

Impact:

Denial of Service (targeted resource unavailability)

Severity:

HIGH RISK

(7.5)

CVSS Version:

3.1

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Ask AI for summary of CodeAnt

Improper URI Handling (CWE-444) in Vert.x Web Static Handler Cache

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

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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