osTicket v1.18.3 - v1.17.7 - BOLA/IDOR in ticket field viewing allows cross-department data disclosure

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-14871
StatePUBLISHED
AssignerFluid Attacks
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-17 16:17:13 UTC
Updated2026-07-17 18:10:00 UTC
DescriptionosTicket versions v1.18.3 and v1.17.7 contain a Broken Object Level Authorization (BOLA) leading to Insecure Direct Object Reference (IDOR) in the AJAX ticket-management subsystem.

Risk And Classification

Primary CVSS: v4.0 7.1 HIGH from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

EPSS: 0.003120000 probability, percentile 0.233730000 (date 2026-07-20)

Problem Types: CWE-863 | CWE-863 CWE-863 Incorrect Authorization

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary7.1HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS7.1HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
None
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA OsTicket OsTicket affected v1.18.3 Windows, MacOS, Linux
CNA OsTicket OsTicket affected v1.17.7 Windows, MacOS, Linux

References

ReferenceSourceLinkTags
github.com/osTicket/osTicket [email protected] github.com
medium.com/p/1abb8be847e6 [email protected] medium.com
github.com/osTicket/osTicket/releases/tag/v1.17.8 [email protected] github.com
fluidattacks.com/advisories/kyokai [email protected] fluidattacks.com
github.com/osTicket/osTicket/releases/tag/v1.18.4 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Juan Felipe Osorio Z (en)

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