Detections
Analytics

Echo: golang.org/x/net: security update to 0.55.0

medium Tenable Self-Hosted Container Security Plugin ID 473547

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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.
 (CVE-2026-42502)

Solution

Update the golang.org/x/net library and its related packages to version 0.55.0 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-42502

Plugin Details

Severity: Medium

ID: 473547

Version: Revision 1.1

Type: Local

Published: 10/7/2026

Updated: 10/7/2026

Risk Information

VPR

Risk Factor: Low

Score: 2.3

Percentile: 10.1

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2026-42502

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 10/7/2026

Vulnerability Publication Date: 5/12/2026

Reference Information

CVE: CVE-2026-42502