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CVE-2019-3911

Quick assessment

Affected
Tenable LabKey Server Community Edition
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LabKey Server是一套开源的软件套件。该产品主要用于整合、分析和共享生物医学研究数据。 LabKey Server（社区版）18.3.0-61806.763之前版本中存在跨站脚本漏洞。远程攻击者可借助/__r2/query端点中的‘onerror’参数利用该漏洞注入任意的JavaScript代码。

AI Predicted 6.1 Difficulty: Easy EPSS 3.81% · P90

Public Exploits 1

Nuclei · 1 CVE-2019-3911.yaml [template]
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I. Basic Information for CVE-2019-3911

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Reflected cross-site scripting (XSS) vulnerability in LabKey Server Community Edition before 18.3.0-61806.763 allows an unauthenticated remote attacker to inject arbitrary javascript via the onerror parameter in the /__r2/query endpoints.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
LabKey Server 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LabKey Server是一套开源的软件套件。该产品主要用于整合、分析和共享生物医学研究数据。 LabKey Server（社区版）18.3.0-61806.763之前版本中存在跨站脚本漏洞。远程攻击者可借助/__r2/query端点中的‘onerror’参数利用该漏洞注入任意的JavaScript代码。
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
Tenable LabKey Server Community Edition Versions before 18.3.0-61806.763 -

II. Public POCs for CVE-2019-3911

# POC Description Source Link Shenlong Link
1 LabKey Server Community Edition before 18.3.0-61806.763 contains a reflected cross-site scripting vulnerability via the onerror parameter in the /__r2/query endpoints, which allows an unauthenticated remote attacker to inject arbitrary JavaScript. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-3911.yaml POC Details
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III. Intelligence Information for CVE-2019-3911

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Other References for CVE-2019-3911 (1)

Same Patch Batch · Tenable · 2019-01-30 · 3 CVEs total

CVE-2019-3912 LabKey Server 安全漏洞
CVE-2019-3913 LabKey Server 安全漏洞

IV. Related Vulnerabilities

Same product: LabKey Server Community Edition
Same vendor: Tenable
Same weakness: CWE-79

V. Comments for CVE-2019-3911

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