Auth bypass in Easysoft Zentaopms
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.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@hieuPenguinnn/zentaopms-action-editcomment-cross-user-idor (third-party-advisory)
- github.com/easysoft/zentaopms/blob/zentaopms_22.6_20260917/module/action/contro… (technical-description)
- github.com/easysoft/zentaopms/blob/zentaopms_22.6_20260917/module/action/model… (technical-description)
- github.com/easysoft/zentaopms (product)
- www.vulncheck.com/advisories/zentao-pms-through-22.6-authorization-bypass-via-a… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111346?
- CVE-2026-111346 is a medium-severity vulnerability in Easysoft Zentaopms, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2026-10-15.
- How severe is CVE-2026-111346?
- Medium severity. CVSS v3 base score is 5.4 out of 10.