CVE-2026-11340— Authorization Bypass in HAVELSAN's Open Source Project Liman MYS
Quick assessment
Affected
HAVELSAN Inc. Liman MYS
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.
Havelsan Liman MYS是土耳其Havelsan公司开源的一个IT基础设施集中管理与监控平台。 HAVELSAN Liman MYS release.Master.1107之前版本存在授权问题漏洞，该漏洞源于授权机制缺失，允许通过ACL未正确限制的功能访问。
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| HAVELSAN Inc. | Liman MYS | < release.master.1107 |
affected |
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I. Basic Information for CVE-2026-11340
Vulnerability Information
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Vulnerability Title
Authorization Bypass in HAVELSAN's Open Source Project Liman MYS
Source: CVE Program / CVE List V5
Vulnerability Description
Missing Authorization vulnerability in HAVELSAN Inc. Liman MYS allows Accessing Functionality Not Properly Constrained by ACLs.
This issue affects Liman MYS: before release.Master.1107.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
HAVELSAN Liman MYS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Havelsan Liman MYS是土耳其Havelsan公司开源的一个IT基础设施集中管理与监控平台。 HAVELSAN Liman MYS release.Master.1107之前版本存在授权问题漏洞，该漏洞源于授权机制缺失，允许通过ACL未正确限制的功能访问。
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 |
|---|---|---|---|---|
| HAVELSAN Inc. | Liman MYS | 0 ~ release.master.1107 | - |
|
II. Public POCs for CVE-2026-11340
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-11340 (1)
-
🔗 T.C. Siber Güvenlik Başkanlığı - Güvenlik Bildirimleri Detay government-resource
Same Patch Batch · HAVELSAN Inc. · 2026-07-07 · 3 CVEs total
| CVE-2026-13696 | 8.8 HIGH | LDAP Injection in HAVELSAN's Liman MYS |
| CVE-2026-11348 | 8.1 HIGH | Authentication Bypass in HAVELSAN's Open Source Project Liman MYS |
IV. Related Vulnerabilities
Same product: Liman MYS
-
CVE-2026-19532
Path Traversal in HAVELSAN's Liman MYS -
CVE-2026-18650
Missing Authorization Leading to Root Code Execution in HAVE -
CVE-2026-17070
Vault Credential Confusion via Authorization Bypass in HAVEL -
CVE-2026-13696
LDAP Injection in HAVELSAN's Liman MYS -
CVE-2026-11348
Authentication Bypass in HAVELSAN's Open Source Project Lima
Same vendor: HAVELSAN Inc.
-
CVE-2026-77707
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CVE-2026-77703
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CVE-2026-19532
Path Traversal in HAVELSAN's Liman MYS -
CVE-2026-18650
Missing Authorization Leading to Root Code Execution in HAVE -
CVE-2026-17070
Vault Credential Confusion via Authorization Bypass in HAVEL
Same weakness: CWE-862
-
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V. Comments for CVE-2026-11340
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