CVE-2026-42506

MEDIUM EPSS 8.6%
Published May 22, 20261mo ago · Modified Jun 17, 20261w ago
6.1 CVSS 3.1
Medium
Find Similar
Published May 22, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
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

Threat Intelligence

EPSS Exploit Probability
8.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
golangnet* <0.55.0

References 4

  • go.dev https://go.dev/cl/781700
    Issue Tracking
  • go.dev https://go.dev/issue/79571
    Issue Tracking
  • groups.google.com https://groups.google.com/g/golang-announce/c/iI-mYSI0lu8
    Mailing List
  • pkg.go.dev https://pkg.go.dev/vuln/GO-2026-5025
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.