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CVE-2026-119648— BlueKing CMDB through 3.14.6 Missing Authorization via /api/v3/hosts/search/asstdetail

Quick assessment

Affected
TencentBlueKing bk-cmdb
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

腾讯蓝鲸配置平台（bk-cmdb）3.14.6 及之前版本存在缺少授权验证的漏洞。该漏洞允许已认证用户通过 POST /api/v3/hosts/search/asstdetail 接口查看其他业务的主机信息。攻击者可提交针对其他业务的主机搜索条件，或省略业务过滤条件，从而获取主机属性及拓扑关联详情。该漏洞产生的原因是：该路由被映射为 SkipAction，且 SearchHostWithAsstDetail 方法跳过了 AuthorizeSearchHost 授权检查。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 1 AI

T1200.001

Affected Version Matrix 1

VendorProduct Version RangeStatus
TencentBlueKing bk-cmdb ≤ 3.14.6 affected
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I. Basic Information for CVE-2026-119648

Vulnerability Information
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Vulnerability Title
BlueKing CMDB through 3.14.6 Missing Authorization via /api/v3/hosts/search/asstdetail
Source: CVE Program / CVE List V5
Vulnerability Description
Tencent BlueKing CMDB (bk-cmdb) through 3.14.6 contains a missing authorization vulnerability that allows authenticated users to view hosts of other businesses via POST /api/v3/hosts/search/asstdetail. Attackers can submit host search conditions targeting other businesses or omitting business filters to retrieve host attributes and topology association details, because the route is mapped to SkipAction and SearchHostWithAsstDetail skips AuthorizeSearchHost.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
TencentBlueKing bk-cmdb 0 ~ 3.14.6 -

II. Public POCs for CVE-2026-119648

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III. Intelligence Information for CVE-2026-119648

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Vendor Advisories for CVE-2026-119648 (1)

Proof of Concept for CVE-2026-119648 (1)

Security Blog Posts for CVE-2026-119648 (1)

Vendor Pages for CVE-2026-119648 (1)

IV. Related Vulnerabilities

Same weakness: CWE-862