CVE-2026-24885
CVE-2026-24885 is a medium-severity vulnerability in Kanboard with a CVSS 3.x base score of 5.7. 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-352.
Key facts
- Severity: Medium (CVSS 3.x base score 5.7)
- EPSS exploit prediction: 0% (8th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-6458
- Weakness: CWE-352
- Affected product: Kanboard
- Published:
- Last modified:
Description
Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, a Cross-Site Request Forgery (CSRF) vulnerability exists in the ProjectPermissionController within the Kanboard application. The application fails to strictly enforce the application/json Content-Type for the changeUserRole action. Although the request body is JSON, the server accepts text/plain, allowing an attacker to craft a malicious form using the text/plain attribute. Which allows unauthorized modification of project user roles if an authenticated admin visits a malicious site This vulnerability is fixed in 1.2.50.
Frequently asked questions
- What is CVE-2026-24885?
- Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, a Cross-Site Request Forgery (CSRF) vulnerability exists in the ProjectPermissionController within the Kanboard application. The application fails to strictly enforce the application/json Content-Type for the changeUserRole action. Although the request body is JSON, the server accepts text/plain, allowing an attacker to craft a malicious form using the text/plain attribute. Which allows unauthorized modification of project user roles if an authenticated admin visits a malicious site This vulnerability is fixed in 1.2.50.
- How severe is CVE-2026-24885?
- CVE-2026-24885 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2026-24885 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-24885?
- CVE-2026-24885 affects Kanboard. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-24885?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-24885 have an EU (EUVD) identifier?
- Yes. CVE-2026-24885 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6458.
- When was CVE-2026-24885 published?
- CVE-2026-24885 was published on 2026-02-10 and last updated on 2026-06-17.
References
- https://github.com/kanboard/kanboard/commit/2c56d92783d4a3094812c2f7cba50f80a372f95e
- https://github.com/kanboard/kanboard/releases/tag/v1.2.50
- https://github.com/kanboard/kanboard/security/advisories/GHSA-582j-h4w4-hwr5
Affected products (1)
- cpe:2.3:a:kanboard:kanboard:*:*:*:*:*:*:*:*
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