Detections
Analytics
Ubuntu 24.04 LTS / 25.10 : Keystone Middleware vulnerability (USN-8008-1)
critical Nessus Plugin ID 297805
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Synopsis
The remote Ubuntu host is missing a security update.Description
The remote Ubuntu 24.04 LTS / 25.10 host has a package installed that is affected by a vulnerability as referenced in the USN-8008-1 advisory.Grzegorz Grasza discovered that the Keystone Middleware incorrectly sanitized authentication headers before processing OAuth 2.0 tokens. An attacker could possibly use this issue to escalate privileges or impersonate other users.
Tenable has extracted the preceding description block directly from the Ubuntu 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
Update the affected python3-keystonemiddleware package.See Also
Plugin Details
Severity: Critical
ID: 297805
File Name: ubuntu_USN-8008-1.nasl
Version: 1.1
Type: local
Agent: unix
Family: Ubuntu Local Security Checks
Published: 2/4/2026
Updated: 2/4/2026
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
CVSS v2
Risk Factor: High
Base Score: 8.7
Temporal Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:P
CVSS Score Source: CVE-2026-22797
CVSS v3
Risk Factor: Critical
Base Score: 9.9
Temporal Score: 8.6
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:canonical:ubuntu_linux:python3-keystonemiddleware, cpe:/o:canonical:ubuntu_linux:25.10, cpe:/o:canonical:ubuntu_linux:24.04:-:lts
Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l
Exploit Ease: No known exploits are available
Patch Publication Date: 2/3/2026
Vulnerability Publication Date: 1/19/2026
Reference Information
CVE: CVE-2026-22797
USN: 8008-1