---
id: CVE-2026-111700
title: WebVella ERP through 1.8.8 SQL Injection via EQL Query API
summary: >-
  WebVella ERP through 1.8.8 contains an sql injection vulnerability that allows
  any authenticated user to inject SQL through WHERE-clause text literals in the
  EQL query API. Attackers can send crafted single-quoted literals to POST
  /api/v…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-89
vendor: WebVella
product: WebVella-ERP
affected:
  - WebVella-ERP <= 1.8.8
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T17:39:53.721Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111700'
references:
  - url: >-
      https://hackmd.io/@hieuPenguinnn/webvella-erp-eql-text-literal-sql-injection
  - url: >-
      https://github.com/WebVella/WebVella-ERP/blob/10315fe844198b8620494f716ed75410cd54bfe6/WebVella.Erp/Eql/EqlBuilder.Sql.cs#L580-L581
  - url: >-
      https://github.com/WebVella/WebVella-ERP/blob/10315fe844198b8620494f716ed75410cd54bfe6/WebVella.Erp.Web/Controllers/WebApiController.cs#L64-L74
  - url: 'https://www.nuget.org/packages/WebVella.Erp/1.8.8'
  - url: >-
      https://www.vulncheck.com/advisories/webvella-erp-through-1.8.8-sql-injection-via-eql-query-api
    label: >-
      VulnCheck Advisory: WebVella ERP through 1.8.8 SQL Injection via EQL Query
      API
tags:
  - cve.org
ingestedAt: '2026-10-16T18:43:08.654Z'
---

## Overview

WebVella ERP through 1.8.8 contains an sql injection vulnerability that allows any authenticated user to inject SQL through WHERE-clause text literals in the EQL query API. Attackers can send crafted single-quoted literals to POST /api/v3/en_US/eql, escaping the unsanitized EqlBuilder SQL interpolation to read unauthorized entities, including user and role tables.

## Affected

- `WebVella-ERP <= 1.8.8`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.