CVE-2026-114400
Trudesk through 1.2.11 Missing Authentication for Ticket Attachments via /uploads
Description
Trudesk through 1.2.11 contains a missing authentication vulnerability that allows unauthenticated attackers to download private ticket attachments under /uploads. Because express.static serves the public/ directory before the hasAuth-guarded /uploads mount, attackers who know or guess a ticket ObjectId and filename can retrieve confidential attachments.
INFO
Published Date :
Oct. 21, 2026, 1:18 p.m.
Last Modified :
Oct. 29, 2026, 3:31 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-114400
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Trudesk to version 1.2.12 or later.
- Ensure proper authentication controls are enforced.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-114400.
| URL | Resource |
|---|---|
| https://github.com/polonel/trudesk/issues/754 | Issue Tracking |
| https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 | Exploit Third Party Advisory |
| https://www.vulncheck.com/advisories/trudesk-through-1.2.11-missing-authentication-for-ticket-attachments-via-uploads | Third Party Advisory |
| https://zineausa.com/blog/2026/10/trudesk-1-2-11-unauthorized-ticket-access-idor/ | Exploit Third Party Advisory |
| https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 | Exploit Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-114400 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-114400
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-114400 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-114400 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Oct. 29, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Added CPE Configuration OR *cpe:2.3:a:trudesk_project:trudesk:*:*:*:*:*:*:*:* versions up to (including) 1.2.11 Added Reference Type VulnCheck: https://github.com/polonel/trudesk/issues/754 Types: Issue Tracking Added Reference Type VulnCheck: https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 Types: Exploit, Third Party Advisory Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/trudesk-through-1.2.11-missing-authentication-for-ticket-attachments-via-uploads Types: Third Party Advisory Added Reference Type VulnCheck: https://zineausa.com/blog/2026/10/trudesk-1-2-11-unauthorized-ticket-access-idor/ Types: Exploit, Third Party Advisory Added Reference Type CISA-ADP: https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 Types: Exploit, Third Party Advisory -
CVE Modified by [email protected]
Oct. 23, 2026
Action Type Old Value New Value Added Reference https://github.com/polonel/trudesk/issues/754 Added Reference https://zineausa.com/blog/2026/10/trudesk-1-2-11-unauthorized-ticket-access-idor/ Removed Reference https://github.com/polonel/trudesk Removed Reference https://github.com/polonel/trudesk/blob/v1.2.11/src/middleware/index.js#L140 Removed Reference https://github.com/polonel/trudesk/blob/v1.2.11/src/middleware/index.js#L59-L65 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Oct. 21, 2026
Action Type Old Value New Value Added Reference https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 Added SSVC {'id': 'CVE-2026-114400', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-10-21T13:22:11.659252Z'} -
New CVE Received by [email protected]
Oct. 21, 2026
Action Type Old Value New Value Added Description Trudesk through 1.2.11 contains a missing authentication vulnerability that allows unauthenticated attackers to download private ticket attachments under /uploads. Because express.static serves the public/ directory before the hasAuth-guarded /uploads mount, attackers who know or guess a ticket ObjectId and filename can retrieve confidential attachments. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Added CWE CWE-552 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/114xxx/CVE-2026-114400.json">CVE-2026-114400</a> Added Reference https://github.com/polonel/trudesk Added Reference https://github.com/polonel/trudesk/blob/v1.2.11/src/middleware/index.js#L140 Added Reference https://github.com/polonel/trudesk/blob/v1.2.11/src/middleware/index.js#L59-L65 Added Reference https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 Added Reference https://www.vulncheck.com/advisories/trudesk-through-1.2.11-missing-authentication-for-ticket-attachments-via-uploads