Detections
Analytics
RHEL 10 : python-tornado (RHSA-2026:67147)
high Nessus Plugin ID 345570
Synopsis
The remote Red Hat host is missing one or more security updates for python-tornado.Description
The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:67147 advisory.Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.
Security Fix(es):
* tornado: Tornado: Information disclosure via improper handling of credentials during HTTP redirects (CVE-2026-49853)
* tornado: Tornado: Denial of Service via uncontrolled gzip decompression memory consumption (CVE-2026-49855)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 RHEL python-tornado package based on the guidance in RHSA-2026:67147.See Also
https://access.redhat.com/errata/RHSA-2026:67147
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: High
ID: 345570
File Name: redhat-RHSA-2026-67147.nasl
Version: 1.1
Type: Local
Agent: unix
Family: Red Hat Local Security Checks
Published: 9/14/2026
Updated: 9/14/2026
Supported Sensors: Continuous Assessment, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.3
Percentile: 51.2
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N
CVSS Score Source: CVE-2026-49853
CVSS v3
Risk Factor: High
Base Score: 7.7
Temporal Score: 6.7
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:10.2, p-cpe:/a:redhat:enterprise_linux:python-tornado, p-cpe:/a:redhat:enterprise_linux:python3-tornado
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 9/14/2026
Vulnerability Publication Date: 6/15/2026
Reference Information
CVE: CVE-2026-49853, CVE-2026-49855
RHSA: 2026:67147