How severe is CVE-2026-47340?

CVE-2026-47340 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-2026-47340 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-47340?

CVE-2026-47340 affects Apache Dolphinscheduler. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-47340?

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

Does CVE-2026-47340 have an EU (EUVD) identifier?

Yes. CVE-2026-47340 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37584.

When was CVE-2026-47340 published?

CVE-2026-47340 was published on 2026-06-17.

CVE-2026-47340

CVE-2026-47340 is a medium-severity vulnerability in Apache Dolphinscheduler 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37584
Weakness: CWE-200
Affected product: Apache Dolphinscheduler
Published: 2026-06-17
Last modified: 2026-06-17

Description

Allow authenticated users to access alert instances associated with alert groups they do not have permission to access. in Apache DolphinScheduler. This issue affects Apache DolphinScheduler: before 3.4.2. Users are recommended to upgrade to version 3.4.2, which fixes the issue.

Frequently asked questions

What is CVE-2026-47340?: Allow authenticated users to access alert instances associated with alert groups they do not have permission to access. in Apache DolphinScheduler. This issue affects Apache DolphinScheduler: before 3.4.2. Users are recommended to upgrade to version 3.4.2, which fixes the issue.
How severe is CVE-2026-47340?: CVE-2026-47340 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-2026-47340 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-47340?: CVE-2026-47340 affects Apache Dolphinscheduler. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-47340?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-47340 have an EU (EUVD) identifier?: Yes. CVE-2026-47340 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37584.
When was CVE-2026-47340 published?: CVE-2026-47340 was published on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:dolphinscheduler:*:*:*:*:*:*:*:*

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