CVE-2023-33969— Stored Cross site scripting in the Task External Link Functionality in Kanboard
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I. Basic Information for CVE-2023-33969
Vulnerability Information
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Vulnerability Title
Stored Cross site scripting in the Task External Link Functionality in Kanboard
Source: NVD (National Vulnerability Database)
Vulnerability Description
Kanboard is open source project management software that focuses on the Kanban methodology. A stored Cross site scripting (XSS) allows an attacker to execute arbitrary Javascript and any user who views the task containing the malicious code will be exposed to the XSS attack. Note: The default CSP header configuration blocks this javascript attack. This issue has been addressed in version 1.2.30. Users are advised to upgrade. Users unable to upgrade should ensure that they have a restrictive CSP header config.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Kanboard 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kanboard是一套开源的可视化任务板软件。该软件能够根据业务定制面板。 Kanboard 1.2.30之前版本存在跨站脚本漏洞，该漏洞源于存在存储型跨站脚本(XSS)，允许攻击者执行任意Javascript。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2023-33969
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- https://github.com/kanboard/kanboard/security/advisories/GHSA-8qvf-9847-gpc9x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2023-33969
Same Patch Batch · kanboard · 2023-06-05 · 4 CVEs total
| CVE-2023-33970 | 5.4 MEDIUM | Missing access control in internal task links feature in Kanboard |
| CVE-2023-33968 | 5.4 MEDIUM | Missing Access Control allows User to move and duplicate tasks in Kanboard |
| CVE-2023-33956 | 4.3 MEDIUM | Parameter based Indirect Object Referencing leading to private file exposure in Kanboard |
IV. Related Vulnerabilities
Same product: kanboard
- CVE-2026-33058
Kanboard has Authenticated SQL Injection in Project Permissi - CVE-2026-29056
Kanboard's privilege escalation via mass assignment in user - CVE-2026-25531
Kanboard TaskCreationController::duplicateProjects() endpoin - CVE-2026-25924
Kanboard is Missing Access Control on Plugin Installation le - CVE-2026-25530
Kanboard is missing authorization check in getSwimlane API a
Same vendor: kanboard
- CVE-2026-33058
Kanboard has Authenticated SQL Injection in Project Permissi - CVE-2026-29056
Kanboard's privilege escalation via mass assignment in user - CVE-2026-25531
Kanboard TaskCreationController::duplicateProjects() endpoin - CVE-2026-25924
Kanboard is Missing Access Control on Plugin Installation le - CVE-2026-25530
Kanboard is missing authorization check in getSwimlane API a
Same weakness: CWE-79
- CVE-2026-8262
Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
Devs Palace ERP Online mr-save cross site scripting - CVE-2026-8255
Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
Devs Palace ERP Online sales_save cross site scripting - CVE-2026-8253
Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2023-33969
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