PT-2026-44466

Name of the Vulnerable Software and Affected Versions OpenStack Keystone versions prior to 29.0.2 Description The federated token rescoping mechanism fails to propagate the original token's expiry to the newly issued token. When a federated user rescopes a token through the 'POST /v3/auth/tokens'...

CVE-2026-43000: Incorrect Authorization

An issue was discovered in OpenStack Keystone before 29.0.2. When combined with an application credential impersonation vulnerability, an attacker with the member role on a project can escalate to admin by chaining unrestricted application credentials with Keystone trusts. The impersonated token...

CVE-2026-44394: Incorrect Authorization

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone federated token rescoping mechanism does not propagate the original token's expiry to the newly issued token. When a federated user rescopes a token via POST /v3/auth/tokens, the handlescopedtoken function in the mapped...

a10-octavia (>=1.0.0.0a1, <=2.2.0) potentially affected by CVE-2026-43000 via keystone (>=15.0.1, <=18.0.0)

keystone PYPI version =15.0.1, =1.0.0.0a1, =2.2.0 Source cves: CVE-2026-43000 Source advisory: SNYK:PYTHON-KEYSTONE-17671306...

PT-2026-44465

Name of the Vulnerable Software and Affected Versions OpenStack Keystone versions prior to 29.0.2 Description A privilege escalation issue exists where an attacker with a member role on a project can escalate their privileges to admin. This is achieved by chaining unrestricted application...

CVE-2026-42998: Incorrect Authorization

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone application credential authentication plugin does not verify that the user supplied in the authentication request matches the owner of the application credential. An attacker can authenticate with their own application...

CVE-2026-43000

An issue was discovered in OpenStack Keystone before 29.0.2. When combined with an application credential impersonation vulnerability, an attacker with the member role on a project can escalate to admin by chaining unrestricted application credentials with Keystone trusts. The impersonated token...

CVE-2026-44394

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone federated token rescoping mechanism does not propagate the original token's expiry to the newly issued token. When a federated user rescopes a token via POST /v3/auth/tokens, the handlescopedtoken function in the mapped...

a10-octavia (>=1.0.0.0a1, <=2.2.0) potentially affected by CVE-2026-42999 via keystone (>=15.0.1, <=18.0.0)

keystone PYPI version =15.0.1, =1.0.0.0a1, =2.2.0 Source cves: CVE-2026-42999 Source advisory: MEND:CVE-2026-42999...

CVE-2026-42998

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone application credential authentication plugin does not verify that the user supplied in the authentication request matches the owner of the application credential. An attacker can authenticate with their own application...

PT-2026-55380

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone application credential authentication plugin does not verify that the user supplied in the authentication request matches the owner of the application credential. An attacker can authenticate with their own application...

CVE-2026-42998

Summary of CVE-2026-42998 (OpenStack Keystone) : The Keystone application credential authentication plugin fails to verify that the requester owns the credential, allowing an attacker to authenticate with their own application credential and specify another user in the request. The resulting toke...

CVE-2026-43000

An issue was discovered in OpenStack Keystone before 29.0.2. When combined with an application credential impersonation vulnerability, an attacker with the member role on a project can escalate to admin by chaining unrestricted application credentials with Keystone trusts. The impersonated token...

CVE-2026-42998

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone application credential authentication plugin does not verify that the user supplied in the authentication request matches the owner of the application credential. An attacker can authenticate with their own application...

CVE-2026-44394

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone federated token rescoping mechanism does not propagate the original token's expiry to the newly issued token. When a federated user rescopes a token via POST /v3/auth/tokens, the handlescopedtoken function in the mapped...

Incorrect Implementation of Authentication Algorithm

Overview keystone is a package that provides authentication, authorization and service discovery mechanisms via HTTP primarily for use by projects in the OpenStack family. Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm in the authenticatio...

OpenStack Keystone security vulnerabilities

OpenStack Keystone is a core authentication component library of the OpenStack open-source project. Versions of OpenStack Keystone prior to 29.0.2 contained security vulnerabilities. These vulnerabilities stemmed from the RBAC policy executor unconditionally merging the original JSON request...

CVE-2026-42999

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone RBAC policy enforcer in enforcecall unconditionally merges the raw JSON request body into the policy enforcement dictionary via policydict.updatejsoninput.copy, overwriting trusted target data that was previously set from...

a10-octavia (>=1.0.0.0a1, <=2.2.0) potentially affected by CVE-2026-42999 via keystone (>=15.0.1, <=18.0.0)

keystone PYPI version =15.0.1, =1.0.0.0a1, =2.2.0 Source cves: CVE-2026-42999 Source advisory: SNYK:PYTHON-KEYSTONE-17671333...

CVE-2026-44394

An issue was discovered in OpenStack Keystone before 29.0.2. The Keystone federated token rescoping mechanism does not propagate the original token's expiry to the newly issued token. When a federated user rescopes a token via POST /v3/auth/tokens, the handlescopedtoken function in the mapped...