Kanboard
CVE-2026-24885
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Lifecycle Timeline
4DescriptionGitHub Advisory
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.
AnalysisAI
Kanboard versions prior to 1.2.50 contain a CSRF vulnerability in the ProjectPermissionController that accepts text/plain content instead of enforcing application/json, enabling attackers to modify project user roles through malicious forms. An authenticated admin visiting a malicious website could be tricked into unknowingly changing role assignments, potentially granting unauthorized access to projects. Public exploit code exists for this vulnerability, though a patch is available in version 1.2.50 and later.
Technical ContextAI
Classified as CWE-352 (Cross-Site Request Forgery (CSRF)). Affects Kanboard. 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 modificat
RemediationAI
A vendor patch is available — apply it immediately. Fixed in version 1.2.50.. Restrict network access to the affected service where possible.
Kanboard project management (through 1.2.48) has an authentication bypass when REVERSE_PROXY_AUTH is enabled. The applic
Kanboard is project management software that focuses on the Kanban methodology. Rated high severity (CVSS 8.8), this vul
Remote code execution in Kanboard prior to 1.2.50 allows authenticated administrators to bypass plugin installation rest
Kanboard prior to version 1.2.46 contains a host header injection vulnerability that allows unauthenticated attackers to
Broken object-level authorization in Kanboard through 1.2.52 lets any authenticated user who belongs to at least one pro
Kanboard is project management software that focuses on the Kanban methodology. Rated high severity (CVSS 7.2), this vul
Kanboard is project management software that focuses on the Kanban methodology. Rated high severity (CVSS 7.2), this vul
Cross-site request forgery (CSRF) vulnerability in Kanboard before 1.0.6 allows remote attackers to hijack the authentic
Kanboard is project management software that focuses on the Kanban methodology. Rated medium severity (CVSS 6.5), this v
Kanboard is open source project management software that focuses on the Kanban methodology. Rated medium severity (CVSS
Kanboard is open source project management software that focuses on the Kanban methodology. Rated medium severity (CVSS
Kanboard is project management software that focuses on the Kanban methodology. Rated medium severity (CVSS 6.3), this v
Same weakness CWE-352 – Cross-Site Request Forgery (CSRF)
View allShare
External POC / Exploit Code
Leaving vuln.today