Detections
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SCA: security update for org.apache.tomcat.embed:tomcat-embed-core, org.apache.tomcat:tomcat, org.apache.tomcat:tomcat-catalina (GHSA-fv25-8xcx-gqjc)

high Tenable Self-Hosted Container Security Plugin ID 442126

Description

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

 - Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability
 in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through
 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through 7.0.109. Users are
 recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue. (CVE-2026-42498)

Solution

Update the org.apache.tomcat.embed:tomcat-embed-core library and its related packages to version 10.1.55 or later.

See Also

https://github.com/advisories/GHSA-fv25-8xcx-gqjc

Plugin Details

Severity: High

ID: 442126

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 5/19/2026

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 2.8

Percentile: 22.57

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2026-42498

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.4

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 5/12/2026

Vulnerability Publication Date: 5/11/2026

Reference Information

CVE: CVE-2026-42498

cwe: CWE-200