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CVE-2026-8786— Tencent WeKnora Config API Endpoint initialization.go getKnowledgeBaseForInitialization authorization

CVSS 6.3 · Medium EPSS 0.03% · P10

Possible ATT&CK Techniques 1AI

T1078 · Valid Accounts

Affected Version Matrix 7

VendorProductVersion RangeStatus
TencentWeKnora0.3.0affected
0.3.1affected
0.3.2affected
0.3.3affected
0.3.4affected
0.3.5affected
0.3.6affected
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I. Basic Information for CVE-2026-8786

Vulnerability Information
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Vulnerability Title
Tencent WeKnora Config API Endpoint initialization.go getKnowledgeBaseForInitialization authorization
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in Tencent WeKnora up to 0.3.6. Affected by this issue is the function getKnowledgeBaseForInitialization of the file internal/handler/initialization.go of the component Config API Endpoint. The manipulation of the argument kbId leads to authorization bypass. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
TencentWeKnora 0.3.0 cpe:2.3:a:tencent:weknora:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-8786

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III. Intelligence Information for CVE-2026-8786

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Advisory · 1

IV. Related Vulnerabilities

Same product: WeKnora
Same vendor: Tencent
Same weakness: CWE-639

V. Comments for CVE-2026-8786

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