Detections
Analytics

Oracle Linux 10 : tomcat (ELSA-2026-69259)

medium Nessus Plugin ID 348659

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-69259 advisory.

 - Resolves: RHEL-192817 tomcat: HTTP/2 request headers not validated (CVE-2026-41293)
 - Resolves: RHEL-192648 tomcat: Improper Input Validation vulnerability due to incomplete fix (CVE-2026-32990)
 - Resolves: RHEL-238208 tomcat: Information disclosure due to HTTP Authentication Header exposure during WebSocket authentication (CVE-2026-42498)
 - Resolves: RHEL-238224 tomcat: Improper Handling of Case Sensitivity in LockOutRealm (CVE-2026-43513)
 - Resolves: RHEL-238259 tomcat: Improper Authorization allows security bypass (CVE-2026-43515)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-69259.html

Plugin Details

Severity: Medium

ID: 348659

File Name: oraclelinux_ELSA-2026-69259.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 9/21/2026

Updated: 9/21/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.12

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2026-43512

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 5.5

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-32990

Vulnerability Information

CPE: cpe:/o:oracle:linux:10, p-cpe:/a:oracle:linux:tomcat-admin-webapps, p-cpe:/a:oracle:linux:tomcat-docs-webapp, p-cpe:/a:oracle:linux:tomcat-el-5.0-api, p-cpe:/a:oracle:linux:tomcat-jsp-3.1-api, p-cpe:/a:oracle:linux:tomcat-lib, p-cpe:/a:oracle:linux:tomcat-servlet-6.0-api, p-cpe:/a:oracle:linux:tomcat-webapps, p-cpe:/a:oracle:linux:tomcat

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/21/2026

Vulnerability Publication Date: 3/20/2026

Reference Information

CVE: CVE-2026-32990, CVE-2026-41293, CVE-2026-42498, CVE-2026-43512, CVE-2026-43513, CVE-2026-43515

IAVA: 2026-A-0319-S, 2026-A-0475