Detections
Analytics
Amazon Linux 2 : mod_security (ALAS-2026-4010)
critical Nessus Plugin ID 371761
Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
The version of mod_security installed on the remote host is prior to 2.9.15-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-4010 advisory.GHSA-5pww-8rfg-9crf: RFC 2231 filename* parameter bypasses multipart filename rules (CVE-2026-104269)
Tenable has extracted the preceding description block directly from the tested product security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Run 'yum update mod_security' or or 'yum update --advisory ALAS2-2026-4010' to update your system.See Also
https://alas.aws.amazon.com//AL2/ALAS2-2026-4010.html
Plugin Details
Severity: Critical
ID: 371761
File Name: al2_ALAS-2026-4010.nasl
Version: 1.1
Type: Local
Agent: unix
Published: 10/24/2026
Updated: 10/24/2026
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.3
Percentile: 53.53
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-2026-104269
CVSS v3
Risk Factor: Critical
Base Score: 9.1
Temporal Score: 7.9
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:mod_security-debuginfo, p-cpe:/a:amazon:linux:mod_security-mlogc, p-cpe:/a:amazon:linux:mod_security
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 10/24/2026
Vulnerability Publication Date: 10/24/2026
Reference Information
CVE: CVE-2026-104269