CVE-2025-58190: Infinite parsing loop in golang.org/x/net

Published Feb 5, 2026
·
Updated

The html.Parse function in golang.org/x/net/html has an infinite parsing loop when processing certain inputs, which can lead to denial of service (DoS) if an attacker provides specially crafted HTML content.

Affected Software

3 affected components
golang.org/x/net/html
go Html Go<0.45.0
IBM API Connect V12 OnPrem<=All

Remediation

Event History

Feb 5, 2026
CVE Published
via MITRE·05:48 PM
Data Sourced
via MITRE·05:48 PM
DescriptionWeakness
Data Sourced
via Red Hat·06:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jul 7, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-58190?

CVE-2025-58190 has a severity rating that allows it to cause denial of service (DoS) through infinite parsing loops.

2

How do I fix CVE-2025-58190?

To fix CVE-2025-58190, update your golang.org/x/net/html package to the latest version that addresses the vulnerability.

3

What type of vulnerability is CVE-2025-58190?

CVE-2025-58190 is a denial of service vulnerability caused by an infinite parsing loop.

4

Who is affected by CVE-2025-58190?

Any software utilizing the golang.org/x/net/html package to parse HTML content is affected by CVE-2025-58190.

5

What systems are vulnerable to CVE-2025-58190?

Systems that rely on the golang.org/x/net/html for HTML parsing are vulnerable to CVE-2025-58190.

Contact

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