Detections
Analytics

Echo: expat: security update to 2.8.0-1

high Tenable Self-Hosted Container Security Plugin ID 462450

Description

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

 - libexpat before 2.8.0 uses insufficient entropy, and thus hash flooding can occur via a crafted XML
 document. (CVE-2026-41080)

Solution

Update the expat library and its related packages to version 2.8.0-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-41080

Plugin Details

Severity: High

ID: 462450

Version: Revision 1.2

Type: Local

Published: 10/2/2026

Updated: 10/5/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.76

CVSS v2

Risk Factor: Low

Base Score: 1.2

Temporal Score: 0.9

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

CVSS Score Source: CVE-2026-41080

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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: 4/17/2026

Vulnerability Publication Date: 4/16/2026

Reference Information

CVE: CVE-2026-41080

IAVA: 2026-A-0407-S