PYSEC-2026-753 Exposure of Sensitive Information to an Unauthorized Actor in OpenStack tripleo-heat-templates

An information exposure flaw in openstack-tripleo-heat-templates allows an external user to discover the internal IP or hostname. An attacker could exploit this by checking the wwwauthenticateuri parameter which is visible to all end users in configuration files. This would give sensitive...

PYSEC-2026-693 Open Redirect in CPython that affects users of OpenStack Nova

A vulnerability was found in CPython which is used by openstack-nova's console proxy, noVNC. By crafting a malicious URL, noVNC could be made to redirect to any desired URL...

PYSEC-2026-751 Temporary urls leaked via logging

In OpenStack Swift prior to 2.15.2, the proxy-server logs full tempurl paths, potentially leaking reusable tempurl signatures to anyone with read access to these logs. All Swift deployments using the tempurl middleware are affected...

PYSEC-2026-505 Injection vulnerability that affects ironic-discoverd

OpenStack Ironic Inspector aka ironic-inspector or ironic-discoverd, when debug mode is enabled, might allow remote attackers to access the Flask console and execute arbitrary Python code by triggering an error...

PYSEC-2026-564 OpenStack Vitrage: Unauthorized Access to the Host can Lead to Eval Injection

In the query parser in OpenStack Vitrage before 12.0.1, 13.0.0, 14.0.0, and 15.0.0, a user allowed to access the Vitrage API may trigger code execution on the Vitrage service host as the user the Vitrage service runs under. This may result in unauthorized access to the host and further compromise...

PYSEC-2026-370 Openstack Keystone Incorrect Authorization vulnerability

A flaw was found in openstack-keystone, only the first 72 characters of an application secret are verified allowing attackers bypass some password complexity which administrators may be counting on. The highest threat from this vulnerability is to data confidentiality and integrity. A patch is...

OpenStack Murano Code Execution

OpenStack Murano before 1.0.3 liberty and 2.x before 2.0.1 mitaka, Murano-dashboard before 1.0.3 liberty and 2.x before 2.0.1 mitaka, and python-muranoclient before 0.7.3 liberty and 0.8.x before 0.8.5 mitaka improperly use loaders inherited from yaml.Loader when parsing MuranoPL and UI files,...

PYSEC-2026-430 OpenStack Murano Code Execution

OpenStack Murano before 1.0.3 liberty and 2.x before 2.0.1 mitaka, Murano-dashboard before 1.0.3 liberty and 2.x before 2.0.1 mitaka, and python-muranoclient before 0.7.3 liberty and 0.8.x before 0.8.5 mitaka improperly use loaders inherited from yaml.Loader when parsing MuranoPL and UI files,...

PYSEC-2026-433 OpenStack Octavia Amphora-Agent not requiring Client-Certificate

Amphora Images in OpenStack Octavia =0.10.0 =3.0.0 =4.0.0 4.1.0 allows anyone with access to the management network to bypass client-certificate based authentication and retrieve information or issue configuration commands via simple HTTP requests to the Agent on port https/9443, because the...

PYSEC-2026-545 OpenStack Object Storage (swift) Code Injection vulnerability

OpenStack Object Storage swift before 1.7.0 uses the loads function in the pickle Python module unsafely when storing and loading metadata in memcached, which allows remote attackers to execute arbitrary code via a crafted pickle object...

PYSEC-2026-429 OpenStack Murano Code Execution

OpenStack Murano before 1.0.3 liberty and 2.x before 2.0.1 mitaka, Murano-dashboard before 1.0.3 liberty and 2.x before 2.0.1 mitaka, and python-muranoclient before 0.7.3 liberty and 0.8.x before 0.8.5 mitaka improperly use loaders inherited from yaml.Loader when parsing MuranoPL and UI files,...

PYSEC-2026-437 Openstack Magnum Unsafe Credential Handling

OpenStack Magnum passes OpenStack credentials into the Heat templates creating its instances. While these should just be used for retrieving the instances' SSL certificates, they allow full API access, though and can be used to perform any API operation the user is authorized to perform...

PYSEC-2026-431 OpenStack Neutron allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism

The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address...

PYSEC-2026-432 OpenStack Nova logs sensitive context from notification exceptions

An issue was discovered in exceptionwrapper.py in OpenStack Nova 13.x through 13.1.3, 14.x through 14.0.4, and 15.x through 15.0.1. Legacy notification exception contexts appearing in ERROR level logs may include sensitive information such as account passwords and authorization tokens...

OpenStack Murano Code Execution

OpenStack Murano before 1.0.3 liberty and 2.x before 2.0.1 mitaka, Murano-dashboard before 1.0.3 liberty and 2.x before 2.0.1 mitaka, and python-muranoclient before 0.7.3 liberty and 0.8.x before 0.8.5 mitaka improperly use loaders inherited from yaml.Loader when parsing MuranoPL and UI files,...

PYSEC-2026-440 OpenStack os-vif Ageing time of 0 disables linuxbridge MAC learning

In OpenStack os-vif 1.15.x before 1.15.2, and 1.16.0, a hard-coded MAC aging time of 0 disables MAC learning in linuxbridge, forcing obligatory Ethernet flooding of non-local destinations, which both impedes network performance and allows users to possibly view the content of packets for instance...

PT-2026-53511

OpenStack Murano before 1.0.3 liberty and 2.x before 2.0.1 mitaka, Murano-dashboard before 1.0.3 liberty and 2.x before 2.0.1 mitaka, and python-muranoclient before 0.7.3 liberty and 0.8.x before 0.8.5 mitaka improperly use loaders inherited from yaml.Loader when parsing MuranoPL and UI files,...

PT-2026-53512

OpenStack Murano before 1.0.3 liberty and 2.x before 2.0.1 mitaka, Murano-dashboard before 1.0.3 liberty and 2.x before 2.0.1 mitaka, and python-muranoclient before 0.7.3 liberty and 0.8.x before 0.8.5 mitaka improperly use loaders inherited from yaml.Loader when parsing MuranoPL and UI files,...

CVE-2026-50221

A flaw was found in OpenStack Swift's proxy-server. Internal container update routing headers X-Container-Host, X-Container-Device, X-Delete-At-Host, X-Delete-At-Device are not stripped from client requests before being forwarded to object-servers. An authenticated user with write access can inje...

CVE-2026-44393

A flaw was found in OpenStack oslo.messaging. The RabbitMQ driver does not properly verify the hostname of the message broker when establishing a TLS Transport Layer Security connection. An attacker capable of intercepting control-plane network traffic can exploit this vulnerability to impersonat...