Cross-site Scripting (XSS) Affecting golang-golang-x-net package, versions <1:0.14.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.85% (55th percentile)

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  • Snyk IDSNYK-ECHOLATEST-GOLANGGOLANGXNET-18291478
  • published24 Jul 2026
  • disclosed2 Aug 2023

Introduced: 2 Aug 2023

CVE-2023-3978  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade Echo:latest golang-golang-x-net to version 1:0.14.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream golang-golang-x-net package and not the golang-golang-x-net package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

Text nodes not in the HTML namespace are incorrectly literally rendered, causing text which should be escaped to not be. This could lead to an XSS attack.

CVSS Base Scores

version 3.1