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Golang Org X Net Html CVE-2026-42502

| EUVD-2026-31448
2026-05-22 Go GHSA-wrh2-89vg-4j9g
6.1
CVSS

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
May 22, 2026 - 15:01 nvd
UNKNOWN (no severity yet)

DescriptionNVD

Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML before rendering.

Analysis

Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML before rendering.

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CVE-2026-42502 vulnerability details – vuln.today

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