PYSEC-2026-1694 Denial of service in neutron

An uncontrolled resource consumption flaw was found in openstack-neutron. This flaw allows a remote authenticated user to query a list of security groups for an invalid project. This issue creates resources that are unconstrained by the user's quota. If a malicious user were to submit a significa...

PYSEC-2026-1052 tripleo-ansible may disclose important configuration details from an OpenStack deployment

A flaw was found in tripleo-ansible. Due to an insecure default configuration, the permissions of a sensitive file are not sufficiently restricted. This flaw allows a local attacker to use brute force to explore the relevant directory and discover the file. This issue leads to information...

PYSEC-2026-1051 tripleo-ansible may disclose important configuration details from an OpenStack deployment

A flaw was found in tripleo-ansible. Due to an insecure default configuration, the permissions of a sensitive file are not sufficiently restricted. This flaw allows a local attacker to use brute force to explore the relevant directory and discover the file, leading to information disclosure of...

PYSEC-2026-855 openstack-neutron uncontrolled resource consumption flaw

An uncontrolled resource consumption flaw was found in openstack-neutron. This flaw allows a remote authenticated user to query a list of security groups for an invalid project. This issue creates resources that are unconstrained by the user's quota. If a malicious user were to submit a significa...

PYSEC-2026-927 OpenStack Swift XML external entities (XXE) Injection

An issue was discovered in OpenStack Swift before 2.28.1, 2.29.x before 2.29.2, and 2.30.0. By supplying crafted XML files, an authenticated user may coerce the S3 API into returning arbitrary file contents from the host server, resulting in unauthorized read access to potentially sensitive data...

PYSEC-2026-868 OpenStack Cinder, glance, and Nova vulnerable to Path Traversal

An issue was discovered in OpenStack Cinder before 19.1.2, 20.x before 20.0.2, and 21.0.0; Glance before 23.0.1, 24.x before 24.1.1, and 25.0.0; and Nova before 24.1.2, 25.x before 25.0.2, and 26.0.0. By supplying a specially created VMDK flat image that references a specific backing file path, a...

PYSEC-2026-838 OpenStack Kolla sudo privilege escalation vulnerability

A privilege escalation vulnerability exists in the sudo functionality of OpenStack Kolla git master 05194e7618. A misconfiguration in /etc/sudoers within a container can lead to increased privileges...

PYSEC-2026-1059 OpenStack Sushy-Tools and VirtualBMC Improper Preservation of Permissions

An issue was discovered in OpenStack Sushy-Tools through 0.21.0 and VirtualBMC through 2.2.2. Changing the boot device configuration with these packages removes password protection from the managed libvirt XML domain. NOTE: this only affects an "unsupported, production-like configuration."...

PYSEC-2026-785 openstack-barbican Denial of Service vulnerability

An authorization flaw was found in openstack-barbican, where anyone with an admin role could add secrets to a different project container. This flaw allows an attacker on the network to consume protected resources and cause a denial of service...

PYSEC-2026-786 Barbican authorization flaw before v14.0.0

An authorization flaw was found in openstack-barbican. The default policy rules for the secret metadata API allowed any authenticated user to add, modify, or delete metadata from any secret regardless of ownership. This flaw allows an attacker on the network to modify or delete protected data,...

PYSEC-2026-882 OpenStack Nova Changing vnic_type breaks compute service restart

An issue was discovered in OpenStack Nova before 23.2.2, 24.x before 24.1.2, and 25.x before 25.0.2. By creating a neutron port with the direct vnictype, creating an instance bound to that port, and then changing the vnictype of the bound port to macvtap, an authenticated user may cause the compu...

PYSEC-2026-891 Openstack cinder Improper handling of ScaleIO backend credentials

An insecure-credentials flaw was found in all openstack-cinder versions before openstack-cinder 14.1.0, all openstack-cinder 15.x.x versions before openstack-cinder 15.2.0 and all openstack-cinder 16.x.x versions before openstack-cinder 16.1.0. When using openstack-cinder with the Dell EMC ScaleI...

PYSEC-2026-830 OpenStack Keystone allows information disclosure during account locking

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

PYSEC-2026-857 OpenStack Nova can leak consoleauth token into log files

An issue was discovered in OpenStack Nova before 18.2.4, 19.x before 19.1.0, and 20.x before 20.1.0. It can leak consoleauth tokens into log files. An attacker with read access to the service's logs may obtain tokens used for console access. All Nova setups using novncproxy are affected. This is...

PYSEC-2026-862 OpenStack Compute (Nova) Resource limit circumvention in Nova private flavors

The "create an instance" API in OpenStack Compute Nova Folsom, Grizzly, and Havana does not properly enforce the os-flavor-access:ispublic property, which allows remote authenticated users to boot arbitrary flavors by guessing the flavor id. NOTE: this issue is due to an incomplete fix for...

PYSEC-2026-802 XML External Entity (XXE) in Django

The XML libraries for Python as used in OpenStack Keystone Essex and Folsom, Django, and possibly other products allow remote attackers to read arbitrary files via an XML external entity declaration in conjunction with an entity reference, aka an XML External Entity XXE attack...

PYSEC-2026-801 XML Entity Expansion (XEE) in Django

The XML libraries for Python, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute Nova Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service resource consumption and crash via an XML Entity Expansion XEE attack...

PYSEC-2026-817 OpenStack Image Registry and Delivery Service (Glance) Improper Input Validation vulnerability

The Sheepdog backend in OpenStack Image Registry and Delivery Service Glance 2013.2 before 2013.2.4 and icehouse before icehouse-rc2 allows remote authenticated users with permission to insert or modify an image to execute arbitrary commands via a crafted location...

PYSEC-2026-911 OpenStack Nova uses insecure keystone middleware tmpdir by default

keystone/middleware/authtoken.py in OpenStack Nova Folsom, Grizzly, and Havana uses an insecure temporary directory for storing signing certificates, which allows local users to spoof servers by pre-creating this directory, which is reused by Nova, as demonstrated using /tmp/keystone-signing-nova...

PYSEC-2026-859 OpenStack Compute Nova Improper Access Control

The XenAPI backend in OpenStack Compute Nova Folsom, Grizzly, and Havana before 2013.2 does not properly apply security groups 1 when resizing an image or 2 during live migration, which allows remote attackers to bypass intended restrictions...