SSRF in Nocobase
CVE-2026-40346
NocoBase is an AI-powered no-code/low-code platform for building business applications and enterprise solutions. Prior to version 2.0.37, NocoBase's workflow HTTP request plugin and custom request action plugin make server-side HTTP requests to user-provided URLs without any SSRF protection. An authenticated user can access internal network services, cloud metadata endpoints, and localhost. Version 2.0.37 contains a patch.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (34.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Nocobase
- Nocobase @Nocobase/plugin-Workflow-Request — versions < 2.0.37
Weakness classification (CWE)
References
- github.com/nocobase/nocobase/security/advisories/GHSA-mvvv-v22x-xqwp (Exploit, Vendor Advisory)
- github.com/nocobase/nocobase/pull/9079 (Exploit, Patch)
- github.com/nocobase/nocobase/commit/2853368243ed07339c62c548b7d475f4eeaada59 (Patch)
- github.com/nocobase/nocobase/releases/tag/v2.0.37 (Release Notes)
Frequently asked questions
- What is CVE-2026-40346?
- CVE-2026-40346 is a medium-severity vulnerability in Nocobase, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-04-18.
- How severe is CVE-2026-40346?
- Medium severity. CVSS v3 base score is 6.5 out of 10.