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CVE-2026-19756— Dromara lamp-cloud Code Generator DefGenProjectController.java path traversal

Quick assessment

Affected
Dromara lamp-cloud
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.

Dromara lamp-cloud是中国Dromara组织的一款快速开发平台。 Dromara lamp-cloud 5.10.0及之前版本存在路径遍历漏洞，该漏洞源于Code Generator组件的DefGenProjectController.java文件对outputDir/parent/projectPrefix参数的错误操作，可能导致路径遍历攻击。

CVSS 6.3 · Medium EPSS 0.43% · P34

Affected Version Matrix 11

VendorProduct Version RangeStatus
Dromara lamp-cloud 5.0 affected
5.1 affected
5.2 affected
5.3 affected
5.4 affected
5.5 affected
5.6 affected
5.7 affected
… +3 more rows
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I. Basic Information for CVE-2026-19756

Vulnerability Information
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Vulnerability Title
Dromara lamp-cloud Code Generator DefGenProjectController.java path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in Dromara lamp-cloud up to 5.10.0. This affects an unknown part of the file DefGenProjectController.java of the component Code Generator. Such manipulation of the argument outputDir/parent/projectPrefix leads to path traversal. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Dromara lamp-cloud 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dromara lamp-cloud是中国Dromara组织的一款快速开发平台。 Dromara lamp-cloud 5.10.0及之前版本存在路径遍历漏洞，该漏洞源于Code Generator组件的DefGenProjectController.java文件对outputDir/parent/projectPrefix参数的错误操作，可能导致路径遍历攻击。
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
Dromara lamp-cloud 5.0 cpe:2.3:a:dromara:lamp-cloud:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19756

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III. Intelligence Information for CVE-2026-19756

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Vendor Advisories for CVE-2026-19756 (3)

Other References for CVE-2026-19756 (1)

Same Patch Batch · Dromara · 2026-08-13 · 3 CVEs total

CVE-2026-19758 7.3 HIGH dromara lamp-cloud chunk-check endpoint FileChunkController.java path traversal
CVE-2026-19757 7.3 HIGH Dromara lamp-cloud File-Upload Controller FileAnyoneController.java path traversal

IV. Related Vulnerabilities

Same product: lamp-cloud
Same vendor: Dromara
Same weakness: CWE-22

V. Comments for CVE-2026-19756

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