medium5.3
CVE-2026-49299
In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules us…
Impact
In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules use singular names. The mismatched names evaluate as allowed under the default policy, permitting a project reader to create and update tags on same-project resources. Deployments running Neutron 26.0.0 or later are affected.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | neutron | >= 28.0.0, < 28.0.1 | 28.0.1 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-xv24-hxh9-2hh9
- https://nvd.nist.gov/vuln/detail/CVE-2026-49299
- https://bugs.launchpad.net/bugs/2150132
- https://review.opendev.org/c/openstack/neutron/+/989099
- https://www.openwall.com/lists/oss-security/2026/05/28/8
- http://www.openwall.com/lists/oss-security/2026/06/02/7