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CVE-2026-39349— OrangeHRM Uses AES-ECB for Sensitive Data Encryption Enables Pattern Disclosure

Quick assessment

Affected
orangehrm orangehrm
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.

OrangeHRM是美国OrangeHRM公司的一套人力资源管理系统（HRM）。该系统支持人事信息管理、休假管理、考勤管理和招聘管理等功能。 OrangeHRM 5.8及之前版本存在加密问题漏洞，该漏洞源于使用ECB模式的AES加密某些敏感字段，可能导致存储数据的模式泄露。

AI Predicted 5.9 Difficulty: Easy EPSS 0.11% · P1
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I. Basic Information for CVE-2026-39349

Vulnerability Information
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Vulnerability Title
OrangeHRM Uses AES-ECB for Sensitive Data Encryption Enables Pattern Disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
OrangeHRM is a comprehensive human resource management (HRM) system. From 5.0 to 5.8, OrangeHRM Open Source encrypts certain sensitive fields with AES in ECB mode, which preserves block-aligned plaintext patterns in ciphertext and enables pattern disclosure against stored data. This vulnerability is fixed in 5.8.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的加密强度
Source: CVE Program / CVE List V5
Vulnerability Title
OrangeHRM 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OrangeHRM是美国OrangeHRM公司的一套人力资源管理系统（HRM）。该系统支持人事信息管理、休假管理、考勤管理和招聘管理等功能。 OrangeHRM 5.8及之前版本存在加密问题漏洞，该漏洞源于使用ECB模式的AES加密某些敏感字段，可能导致存储数据的模式泄露。
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
orangehrm orangehrm >= 5.0, < 5.8.1 -

II. Public POCs for CVE-2026-39349

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III. Intelligence Information for CVE-2026-39349

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Same Patch Batch · orangehrm · 2026-04-07 · 5 CVEs total

CVE-2026-39348 OrangeHRM is Missing Authorization Checks in AbstractFileController Subclasses Expose Job
CVE-2026-39347 OrangeHRM's Self‑Appraisal Submission of Admin Users Can Be Modified After Completion
CVE-2026-39345 OrangeHRM Affected by Arbitrary File Read via Path Traversal in Email Template Loader
CVE-2026-39346 OrangeHRM has Improper Access Control Allowing Access to Disabled Modules via URL Encoding

IV. Related Vulnerabilities

Same product: orangehrm
Same vendor: orangehrm
Same weakness: CWE-326