CVE-2026-111700: WebVella ERP through 1.8.8 SQL Injection via EQL Query API

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-16 · updated 2026-10-19
Weakness: CWE-89

Description

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 products

WebVella-ERP: through 1.8.8

References

https://github.com/WebVella/WebVella-ERP/blob/10315fe844198b8620494f716ed75410cd54bfe6/WebVella.Erp.Web/Controllers/WebApiController.cs#L64-L74
https://github.com/WebVella/WebVella-ERP/blob/10315fe844198b8620494f716ed75410cd54bfe6/WebVella.Erp/Eql/EqlBuilder.Sql.cs#L580-L581
https://hackmd.io/@hieuPenguinnn/webvella-erp-eql-text-literal-sql-injection
https://www.nuget.org/packages/WebVella.Erp/1.8.8
https://www.vulncheck.com/advisories/webvella-erp-through-1.8.8-sql-injection-via-eql-query-api
https://hackmd.io/@hieuPenguinnn/webvella-erp-eql-text-literal-sql-injection

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