Tencent WeKnora up to 0.8.1 SQL Validator internal/utils/inject.go validateSubquery sql injection

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k1.75

Summaryinfo

A vulnerability classified as critical was found in Tencent WeKnora up to 0.8.1. The affected element is the function validateSubquery of the file internal/utils/inject.go of the component SQL Validator. The manipulation results in sql injection. This vulnerability was named CVE-2026-108821. The attack may be performed from remote. In addition, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Tencent WeKnora up to 0.8.1. It has been classified as critical. Affected is the function validateSubquery of the file internal/utils/inject.go of the component SQL Validator. The manipulation with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-108821. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known. This vulnerability is assigned to T1505 by the MITRE ATT&CK project.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

Upgrading to version 0.8.2 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: WeKnora 0.8.2
Patch: d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda

Timelineinfo

10/11/2026 Advisory disclosed
10/11/2026 +0 days VulDB entry created
10/11/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-108821 (🔒)
GCVE (CVE): GCVE-0-2026-108821
GCVE (VulDB): GCVE-100-416598
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/11/2026 12:50
Changes: 10/11/2026 12:50 (62)
Complete: 🔍
Submitter: k4z0
Cache ID: 216::103

Submitinfo

Accepted

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