CVE-2026-2035366

A flaw was found in OpenStack Keystone where an application credential token can escape its intended project scope through token-method reauthentication. Keystone rejects an explicit scope change for an application credential token, but an omitted scope falls through to the owner's default projec...

CVE-2026-2035364

A flaw was found in OpenStack Keystone where delegation boundary enforcement is incomplete across trust, application credential, and OAuth1 authorization endpoints. Tokens obtained via delegated authentication methods, such as OAuth1 access tokens or custom Keystone authentication plugins, can...

CVE-2026-80182: Incorrect Authorization

In OpenStack Keystone before 29.0.3, tokens obtained via OAuth1 access token, application credential, or trust-scoped authentication could create new long-lived credentials or authorize new delegations that persist independently of, and outlive, the credential used to obtain them. The delegation...

CVE-2026-80184: Incorrect Authorization

In OpenStack Keystone before 29.0.3, tokens obtained via delegated authentication mechanisms OAuth1 access tokens, application credentials, trusts could be submitted to the token-method authentication path for reauthentication to escape their intended project scope. When an application credential...

PT-2026-81880

Name of the Vulnerable Software and Affected Versions OpenStack Keystone versions prior to 29.0.3 Description Tokens obtained through delegated authentication mechanisms, such as OAuth1 access tokens, application credentials, or trusts, can be submitted to the token-method authentication path for...

PT-2026-81866

Name of the Vulnerable Software and Affected Versions OpenStack Keystone versions prior to 29.0.3 Description Tokens obtained through OAuth1 access tokens, application credentials, or trust-scoped authentication can be used to create new long-lived credentials or authorize new delegations. These...

openstack-keystone: OpenStack Keystone: Unauthorized access and privilege escalation via AWS signature validation flaw

A flaw was found in OpenStack Keystone. This vulnerability allows an attacker to obtain a valid OpenStack's Keystone token, leading to access to unauthorized resources or privilege escalation within the OpenStack instance via sending a valid AWS Amazon Web Services signature to the /v3/ec2tokens ...

OpenStack Keystone: OpenStack Keystone: Unauthorized cross-project access due to improper validation in EC2 credential creation

A flaw was found in OpenStack Keystone. An attacker holding an unrestricted application credential could exploit a vulnerability in the POST /v3/credentials endpoint where the caller-supplied projectid for an EC2-type credential was not validated against the project of the authenticating...

openstack-keystone: OpenStack Keystone: Privilege escalation through EC2 credential creation

A flaw was found in OpenStack Keystone. An authenticated user with a reader role can exploit a vulnerability in the EC2 credential creation endpoint. By using a restricted application credential to call the EC2 credential creation API, the user may obtain EC2/S3 credentials that carry the full se...

RHSA-2026:39808 Red Hat Security Advisory: Red Hat OpenStack Services on OpenShift 18.0 (openstack-keystone) security update

Bulletin has no description...

RHEL 9 : Red Hat OpenStack Services on OpenShift 18.0 (openstack-keystone) (RHSA-2026:39808)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:39808 advisory. Keystone is a Python implementation of the OpenStack http://www.openstack.org identity service API. Security Fixes: Keystone: OpenStack...

openstack-keystone: OpenStack Keystone: Privilege escalation through EC2 credential creation

A flaw was found in OpenStack Keystone. An authenticated user with a reader role can exploit a vulnerability in the EC2 credential creation endpoint. By using a restricted application credential to call the EC2 credential creation API, the user may obtain EC2/S3 credentials that carry the full se...

OpenStack Keystone: OpenStack Keystone: Unauthorized cross-project access due to improper validation in EC2 credential creation

A flaw was found in OpenStack Keystone. An attacker holding an unrestricted application credential could exploit a vulnerability in the POST /v3/credentials endpoint where the caller-supplied projectid for an EC2-type credential was not validated against the project of the authenticating...

Important: Red Hat Security Advisory: Red Hat OpenStack Services on OpenShift 18.0 (openstack-keystone) security update

An update for openstack-keystone is now available for Red Hat OpenStack Services on OpenShift 18.0 Antelope. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

PYSEC-2026-2549 OpenStack Identity Keystone and keystonemiddleware Insufficiently Protected Credentials

The identity service in OpenStack Identity Keystone before 2015.1.3 Kilo and 8.0.x before 8.0.2 Liberty and keystonemiddleware formerly python-keystoneclient before 1.5.4 Kilo and Liberty before 2.3.3 does not properly invalidate authorization tokens when using the PKI or PKIZ token providers,...

PYSEC-2026-2413 OpenStack Keystone and other components vulnerable to Improper Certificate Validation

HTTPSConnections in OpenStack Keystone 2013, OpenStack Compute 2013.1, and possibly other OpenStack components, fail to validate server-side SSL certificates...

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-2026-802 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...

OpenStack Keystone does not invalidate existing tokens when granting or revoking roles

OpenStack Keystone before 2012.1.3 does not invalidate existing tokens when granting or revoking roles, which allows remote authenticated users to retain the privileges of the revoked roles...

OpenStack Keystone Token authorization for a user in a disabled tenant is allowed

OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-3 does not properly handle authorization tokens for disabled tenants, which allows remote authenticated users to access the tenant's resources by requesting a token for the tenant...