CVE-2026-14871

HIGH

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

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-14871. PoCs published by JFOZ1010.

AI-analyzed exploit summary This repository contains a functional PoC exploit for CVE-2026-14871, a Broken Object Level Authorization (BOLA/IDOR) vulnerability in osTicket's `ajax.tickets.php` component. The exploit demonstrates unauthorized access to ticket fields across department boundaries by authenticated low-privileged agents.

Description

osTicket 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.

Exploits (1)

github WORKING POC
by JFOZ1010 · pythonpoc
https://github.com/JFOZ1010/CVE-2026-14871

This repository contains a functional PoC exploit for CVE-2026-14871, a Broken Object Level Authorization (BOLA/IDOR) vulnerability in osTicket's `ajax.tickets.php` component. The exploit demonstrates unauthorized access to ticket fields across department boundaries by authenticated low-privileged agents.

Classification
Working Poc 99%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: osTicket v1.18-git (commit 2570d69)
Auth required
Prerequisites: Authenticated access as a low-privileged agent · Knowledge of target ticket_id and field_id (sequential integers, easily enumerable) · Network access to the osTicket instance
mistral-large-3 · analyzed Jul 17, 2026 Full analysis →

References (5)

Core 5

Scores

CVSS v4 7.1
EPSS 0.0031
EPSS Percentile 23.6%
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

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (2)
osTicket/osTicket v1.17.7
osTicket/osTicket v1.18.3
Published Jul 17, 2026
Tracked Since Jul 17, 2026