Detections
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Echo: stdlib: security update to 1.25.10

medium Tenable Self-Hosted Container Security Plugin ID 474143

Description

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

 - CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's
 <content> attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the
 <content> attribute, the escaper would fail to similarly escape it, leading to XSS. (CVE-2026-39823)

Solution

Update the stdlib library and its related packages to version 1.25.10 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-39823

Plugin Details

Severity: Medium

ID: 474143

Version: Revision 1.1

Type: Local

Published: 10/10/2026

Updated: 10/10/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.63

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-2026-39823

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: 10/10/2026

Vulnerability Publication Date: 5/7/2026

Reference Information

CVE: CVE-2026-39823