How severe is CVE-2026-25531?

CVE-2026-25531 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-25531 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25531?

CVE-2026-25531 affects Kanboard. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25531?

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

Does CVE-2026-25531 have an EU (EUVD) identifier?

Yes. CVE-2026-25531 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6167.

When was CVE-2026-25531 published?

CVE-2026-25531 was published on 2026-02-13 and last updated on 2026-06-17.

CVE-2026-25531

CVE-2026-25531 is a medium-severity vulnerability in Kanboard with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6167
Weakness: CWE-862
Affected product: Kanboard
Published: 2026-02-13
Last modified: 2026-06-17

Description

Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, The fix for CVE-2023-33968 is incomplete. The TaskCreationController::duplicateProjects() endpoint does not validate user permissions for target projects, allowing authenticated users to duplicate tasks into projects they cannot access. This vulnerability is fixed in 1.2.50.

Frequently asked questions

What is CVE-2026-25531?: Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, The fix for CVE-2023-33968 is incomplete. The TaskCreationController::duplicateProjects() endpoint does not validate user permissions for target projects, allowing authenticated users to duplicate tasks into projects they cannot access. This vulnerability is fixed in 1.2.50.
How severe is CVE-2026-25531?: CVE-2026-25531 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-25531 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25531?: CVE-2026-25531 affects Kanboard. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25531?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-25531 have an EU (EUVD) identifier?: Yes. CVE-2026-25531 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6167.
When was CVE-2026-25531 published?: CVE-2026-25531 was published on 2026-02-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kanboard:kanboard:*:*:*:*:*:*:*:*

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