CVE Database›Document archive›CVE-2025-58190

CVE-2025-58190

golang.org/x/net/html: Infinite parsing loop in golang.org/x/net

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 3.1

Review impact separately from score.

Published · February 6, 2026

Updated · October 27, 2026

Description

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) in an exposed go application if an attacker provides specially crafted HTML content.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 4.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')