CVE-2026-8786

MEDIUM

Tencent WeKnora Config API Endpoint initialization.go getKnowledgeBaseForInitialization authorization

Title source: cna
STIX 2.1

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.

References (4)

Core 4
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-364410 | Tencent WeKnora Config API Endpoint initialization.go getKnowledgeBaseForInitialization authorization
https://vuldb.com/vuln/364410
Signature, Permissions Required signature permissions-required
VDB-364410 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/364410/cti
Third Party Advisory third-party-advisory
Submit #812172 | Tencent WeKnora <= v0.3.6 Insecure Direct Object Reference (CWE-639)
https://vuldb.com/submit/812172

Scores

CVSS v3 6.3
EPSS 0.0027
EPSS Percentile 18.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-285 CWE-639
Status published
Products (8)
tencent/weknora < 0.3.6
Tencent/WeKnora 0.3.0
Tencent/WeKnora 0.3.1
Tencent/WeKnora 0.3.2
Tencent/WeKnora 0.3.3
Tencent/WeKnora 0.3.4
Tencent/WeKnora 0.3.5
Tencent/WeKnora 0.3.6
Published May 18, 2026
Tracked Since May 18, 2026