How severe is CVE-2026-3409?

CVE-2026-3409 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-3409 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-3409?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-3409 have an EU (EUVD) identifier?

Yes. CVE-2026-3409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9142.

When was CVE-2026-3409 published?

CVE-2026-3409 was published on 2026-03-02 and last updated on 2026-06-17.

CVE-2026-3409

CVE-2026-3409 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. 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-74.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9142
Weakness: CWE-74
Published: 2026-03-02
Last modified: 2026-06-17

Description

A security flaw has been discovered in eosphoros-ai db-gpt 0.7.5. Affected is the function importlib.machinery.SourceFileLoader.exec_module of the file /api/v1/serve/awel/flow/import of the component Flow Import Endpoint. Performing a manipulation as part of File results in code injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-3409?: A security flaw has been discovered in eosphoros-ai db-gpt 0.7.5. Affected is the function importlib.machinery.SourceFileLoader.exec_module of the file /api/v1/serve/awel/flow/import of the component Flow Import Endpoint. Performing a manipulation as part of File results in code injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-3409?: CVE-2026-3409 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-3409 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-3409?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-3409 have an EU (EUVD) identifier?: Yes. CVE-2026-3409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9142.
When was CVE-2026-3409 published?: CVE-2026-3409 was published on 2026-03-02 and last updated on 2026-06-17.

References

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