CVE-2025-47911
MEDIUM
GHSA-w4gw-w5jq-g9jh
5.3
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Lifecycle Timeline
3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
Patch Released
Feb 18, 2026 - 17:48 nvd
Patch available
CVE Published
Feb 05, 2026 - 18:16 nvd
MEDIUM 5.3
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.
Analysis
Html contains a vulnerability that allows attackers to denial of service (DoS) if an attacker provides specially crafted HTML content (CVSS 5.3).
Technical Context
affects Html. 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.
Affected Products
Vendor: Go. Product: Html.
Remediation
A vendor patch is available — apply it immediately. Restrict network access to the affected service where possible.
Priority Score
27
Low
Medium
High
Critical
KEV: 0
EPSS: +0.0
CVSS: +26
POC: 0
Vendor Status
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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