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CVE-2026-108821— Tencent WeKnora SQL Validator inject.go validateSubquery sql injection

Quick assessment

Affected
Tencent WeKnora
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.

在腾讯 WeKnora 最高至 0.8.1 版本中检测到一处安全漏洞。受影响的组件为 SQL 验证器（SQL Validator），具体位于文件 internal/utils/inject.go 中的 validateSubquery 函数。该漏洞可导致 SQL 注入攻击，攻击者可以远程实施攻击。目前该漏洞的利用方式已公开，可被利用。建议升级至 0.8.2 版本以修复此问题。补丁标识为 d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda。建议对受影响的组件进行升级。

CVSS 6.3 · Medium EPSS 0.24% · P14

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
Tencent WeKnora 0.8.0 affected
0.8.1 affected
0.8.2 unaffected
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I. Basic Information for CVE-2026-108821

Vulnerability Information
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Vulnerability Title
Tencent WeKnora SQL Validator inject.go validateSubquery sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Tencent WeKnora up to 0.8.1. Impacted is the function validateSubquery of the file internal/utils/inject.go of the component SQL Validator. The manipulation leads to sql injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.8.2 is recommended to address this issue. The identifier of the patch is d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda. It is recommended to upgrade the affected component.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Tencent WeKnora 0.8.0 cpe:2.3:a:tencent:weknora:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-108821

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III. Intelligence Information for CVE-2026-108821

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Proof of Concept for CVE-2026-108821 (2)

Vendor Pages for CVE-2026-108821 (1)

IV. Related Vulnerabilities

Same product: WeKnora
Same vendor: Tencent
Same weakness: CWE-89

V. Comments for CVE-2026-108821

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