How severe is CVE-2026-40346?

CVE-2026-40346 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-40346 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-40346?

CVE-2026-40346 affects Nocobase. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-40346?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-40346 have an EU (EUVD) identifier?

Yes. CVE-2026-40346 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23613.

When was CVE-2026-40346 published?

CVE-2026-40346 was published on 2026-04-18 and last updated on 2026-06-17.

CVE-2026-40346

CVE-2026-40346 is a medium-severity vulnerability in Nocobase with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 6.4
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23613
Weakness: CWE-918
Affected product: Nocobase
Published: 2026-04-18
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-40346?: CVE-2026-40346 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-40346 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-40346?: CVE-2026-40346 affects Nocobase. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-40346?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-40346 have an EU (EUVD) identifier?: Yes. CVE-2026-40346 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23613.
When was CVE-2026-40346 published?: CVE-2026-40346 was published on 2026-04-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nocobase:nocobase:*:*:*:*:*:*:*:*

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