CVE-2026-111346

ZenTao PMS through 22.6 contains an authorization bypass vulnerability in action::editComment that allows authenticated users to read and overwrite other users' comments by supplying an arbitrary actionID. Attackers can iterate sequential action ids to modify comments on bugs, stories, tasks, and documents in products and projects they cannot access, and view targeted comment content and attachments.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/easysoft/zentaopms
https://github.com/easysoft/zentaopms/blob/zentaopms_22.6_20260917/module/action/control.php#L384-L426
https://github.com/easysoft/zentaopms/blob/zentaopms_22.6_20260917/module/action/model.php#L2025-L2057
https://hackmd.io/@hieuPenguinnn/zentaopms-action-editcomment-cross-user-idor
https://www.vulncheck.com/advisories/zentao-pms-through-22.6-authorization-bypass-via-action-editcomment
https://hackmd.io/@hieuPenguinnn/zentaopms-action-editcomment-cross-user-idor

Configurations

No configuration.

History

16 Oct 2026, 17:17

Type	Values Removed	Values Added
References	~~() https://hackmd.io/@hieuPenguinnn/zentaopms-action-editcomment-cross-user-idor -~~	() https://hackmd.io/@hieuPenguinnn/zentaopms-action-editcomment-cross-user-idor -

15 Oct 2026, 22:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-15 22:19

Updated : 2026-10-16 18:25

NVD link : CVE-2026-111346

Mitre link : CVE-2026-111346

CVE.ORG link : CVE-2026-111346

JSON object : View

Products Affected

No product.

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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