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CVE-2026-111346— ZenTao PMS through 22.6 Authorization Bypass via action::editComment

Quick assessment

Affected
easysoft zentaopms
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

禅道项目管理系统（ZenTao PMS）在 22.6 及更早版本中， 操作存在授权绕过漏洞。攻击者可以通过传入任意 actionID，以已认证用户的身份读取和覆盖其他用户的评论。利用该漏洞，攻击者可以遍历连续的 action ID，修改其无权访问的产品和项目中 bug、需求、任务及文档的评论，并查看目标评论的内容及其附件。

CVSS 5.4 · Medium EPSS 0.24% · P14

Possible ATT&CK Techniques 2 AI

T1530 · Data from Cloud Storage T1530.001

Affected Version Matrix 1

VendorProduct Version RangeStatus
easysoft zentaopms ≤ 22.6 affected
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I. Basic Information for CVE-2026-111346

Vulnerability Information
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Vulnerability Title
ZenTao PMS through 22.6 Authorization Bypass via action::editComment
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
easysoft zentaopms 0 ~ 22.6 -

II. Public POCs for CVE-2026-111346

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III. Intelligence Information for CVE-2026-111346

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Vendor Advisories for CVE-2026-111346 (1)

Proof of Concept for CVE-2026-111346 (1)

Security Blog Posts for CVE-2026-111346 (1)

Vendor Pages for CVE-2026-111346 (1)

IV. Related Vulnerabilities

Same product: zentaopms
Same vendor: easysoft
Same weakness: CWE-639

V. Comments for CVE-2026-111346

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