CVE-2026-114393

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 12.7% of scored records. A rank, not a probability.

NVD base score

5.3 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-10-28.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-10-21 12:39Z7 DAYS AGO

Last updated

2026-10-28 16:26Z17 HR AGO

Reserved

2026-10-21

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Weaknesses

• CWE-639Authorization Bypass Through User-Controlled KeyBase

Data version

5.2

Document digest

1b3075ef3fe34eb8cf47a09006e922600a026ccaa29cb67f35ca0bb0281fb9aa

• hackmd.iohttps://hackmd.io/@leediay/multiple-vuln-trudesk-1211third-party-advisory
• github.comhttps://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v1/tickets.js#L767-L883technical-description
• github.comhttps://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v2/tickets.js#L167-L197technical-description
• github.comhttps://github.com/polonel/trudeskproduct
• www.vulncheck.comVulnCheck Advisory: Trudesk through 1.2.11 Authorization Bypass via Ticket Update API Endpointshttps://www.vulncheck.com/advisories/trudesk-through-1.2.11-authorization-bypass-via-ticket-update-api-endpointsthird-party-advisory