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CVE-2026-14871— osTicket v1.18.3 - v1.17.7 - BOLA/IDOR in ticket field viewing allows cross-department data disclosure

Quick assessment

Affected
osTicket osTicket
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

osTicket是osTicket公司开源的一款广泛使用且值得信赖的开源支持工单系统。 osTicket v1.18.3版本和v1.17.7版本存在授权问题漏洞，该漏洞源于AJAX工单管理子系统中的对象级别授权漏洞（BOLA），可能导致不安全的直接对象引用（IDOR）。

AI Predicted 6.5 Difficulty: Easy EPSS 0.43% · P35

Possible ATT&CK Techniques 2 AI

T1199 · Trusted Relationship T1155

Affected Version Matrix 2

VendorProduct Version RangeStatus
osTicket osTicket v1.18.3 affected
v1.17.7 affected
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I. Basic Information for CVE-2026-14871

Vulnerability Information
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Vulnerability Title
osTicket v1.18.3 - v1.17.7 - BOLA/IDOR in ticket field viewing allows cross-department data disclosure
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
osTicket 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
osTicket是osTicket公司开源的一款广泛使用且值得信赖的开源支持工单系统。 osTicket v1.18.3版本和v1.17.7版本存在授权问题漏洞，该漏洞源于AJAX工单管理子系统中的对象级别授权漏洞（BOLA），可能导致不安全的直接对象引用（IDOR）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
osTicket osTicket v1.18.3 -

II. Public POCs for CVE-2026-14871

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III. Intelligence Information for CVE-2026-14871

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Vendor Advisories for CVE-2026-14871 (1)

Vendor Pages for CVE-2026-14871 (3)

IV. Related Vulnerabilities

Same product: osTicket
Same vendor: osTicket
Same weakness: CWE-863

V. Comments for CVE-2026-14871

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