SQL injection in WebVella ERP EQL query API
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
WebVella ERP through 1.8.8 contains an SQL injection flaw (CWE-89) in its EQL query API. Unsanitized SQL built from WHERE-clause text literals lets any authenticated user read entities they are not authorized to see, including user and role tables. The attack is remote over the network, needs low privileges and requires no user interaction.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for WebVella-ERP.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Timeline
- 2026-10-16 Threatist record created from CVE-2026-111700
- 2026-10-16 Alias added: GHSA-5hxh-2p25-4hxp
- 2026-10-18 Priority changed: MEDIUM → LOW
- 2026-10-19 CISA SSVC decision points changed
- 2026-10-19 Priority changed: LOW → MEDIUM
References
Other 3
- https://github.com/WebVella/WebVella-ERP/blob/10315fe844198b8620494f716ed75410cd54bfe6/WebVella.Erp/Eql/EqlBuilder.Sql.cs#L580-L581
- https://github.com/WebVella/WebVella-ERP/blob/10315fe844198b8620494f716ed75410cd54bfe6/WebVella.Erp.Web/Controllers/WebApiController.cs#L64-L74
- https://www.nuget.org/packages/WebVella.Erp/1.8.8
Sources
- CVE-2026-111700 · CVE Program
- CVE-2026-111700 · NVD
- FIRST EPSS
- GHSA-5hxh-2p25-4hxp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences