CVE-2026-111346: Authorization Bypass Through User-Controlled Key in easysoft zentaopms
Description
ZenTao PMS versions up to and including 22.6 contain an authorization bypass vulnerability in the editComment action. Authenticated users can exploit this flaw to read and overwrite comments made by other users by supplying arbitrary action IDs. This allows attackers to sequentially access and modify comments on bugs, stories, tasks, and documents in products and projects they do not have permission to access.
CVSS v4.0
Score 5.3medium
Affected software
easysoft
zentaopms
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-111346 is an authorization bypass vulnerability in ZenTao PMS through version 22.6, specifically in the action::editComment functionality. Authenticated users can supply arbitrary action IDs to read and overwrite comments belonging to other users. By iterating through sequential action IDs, attackers can access and modify comments and attachments related to bugs, stories, tasks, and documents across products and projects outside their authorized scope.
Potential Impact
The vulnerability allows authenticated users to bypass authorization controls and access or modify comments and attachments in projects and products they are not authorized to access. This can lead to unauthorized disclosure of sensitive information and unauthorized modification of project data, potentially impacting project integrity and confidentiality.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict user permissions to minimize exposure and monitor for suspicious activity related to comment editing. Avoid exposing the application to untrusted users where possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-10-15T20:53:32.807Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ad14e332cdf04f65660850d
Added to database: 10/15/2026, 22:05:39 UTC
Last enriched: 10/15/2026, 22:19:08 UTC
Last updated: 10/15/2026, 22:19:08 UTC
Views: 4
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