CVE-2026-49299

描述

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.

如何修補 CVE-2026-49299

要修補 CVE-2026-49299,請將受影響套件升級到下列已修補版本。

• PyPI/neutron—升級至 28.0.1 或更新版本
• —升級至 26.0.4 或更新版本

CVE-2026-49299 正在被利用嗎?

低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。

受影響套件(2)

• >= 28.0.0, < 28.0.1
• >= 26.0.0, < 26.0.4, >= 27.0.0, < 27.0.3, >= 28.0.0, < 28.0.1

CVSS 分數

參考連結(8)

• ADVISORYgithub.com/advisories/GHSA-xv24-hxh9-2hh9
• ADVISORYnvd.nist.gov/vuln/detail/CVE-2026-49299
• PATCHgithub.com/openstack/neutron
• PATCHpypi.org/project/neutron
• WEBwww.openwall.com/lists/oss-security/2026/06/02/7