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I. Basic Information for CVE-2026-33313
Vulnerability Information

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Vulnerability Title
Vikunja has an IDOR in Task Comments Allows Reading Arbitrary Comments
Source: NVD (National Vulnerability Database)
Vulnerability Description
Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.0, an authenticated user can read any task comment by ID, regardless of whether they have access to the task the comment belongs to, by substituting the task ID in the API URL with a task they do have access to. Version 2.2.0 fixes the issue.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: NVD (National Vulnerability Database)
Vulnerability Title
Vikunja 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vikunja是Vikunja开源的一个待办事项应用程序。 Vikunja 2.2.0之前版本存在安全漏洞,该漏洞源于API存在访问控制缺陷,可能导致经过身份验证的用户读取任意任务评论。
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
VendorProductAffected VersionsCPESubscribe
go-vikunjavikunja < 2.2.0 -
II. Public POCs for CVE-2026-33313
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III. Intelligence Information for CVE-2026-33313
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IV. Related Vulnerabilities
V. Comments for CVE-2026-33313

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