CVE-2025-47911

5.3 MEDIUM
Published: February 05, 2026 Modified: February 18, 2026
View on NVD

Description

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

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/golang/vulndb/issues/4440
Source: security@golang.org
Issue Tracking
https://go.dev/cl/709876
Source: security@golang.org
Patch
https://groups.google.com/g/golang-announce/c/jnQcOYpiR2c
Source: security@golang.org
Mailing List Third Party Advisory
https://pkg.go.dev/vuln/GO-2026-4440
Source: security@golang.org
Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.0%
4th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

go