← Vulnerability feed

Vulnerability record · CVE-2019-3911 · published 30 January 2019

CVE-2019-3911: Labkey server cross-site scripting vulnerability

Labkey · Labkey Server

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.

6.1 CVSS 3.1 Medium EPSS 3.8% · top 10.3% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
3.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.tenable.com/security/research/tra-2019-03 ExploitThird Party Advisory
https://www.tenable.com/security/research/tra-2019-03 ExploitThird Party Advisory

Track CVE-2019-3911 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2019-9926Labkey server cross-site request forgery vulnerabilityAn issue was discovered in LabKey Server 19.1.0. It is possible to force a logged-in administrator to execute code through a /reports-viewScriptRepor…EPSS 1.9%7.5CVE-2019-9757Labkey server xml external entity (xxe) vulnerabilityAn issue was discovered in LabKey Server 19.1.0. Sending an SVG containing an XXE payload to the endpoint visualization-exportImage.view or visualiza…EPSS 37%6.1CVE-2019-3912Labkey server open redirect vulnerabilityAn open redirect vulnerability in LabKey Server Community Edition before 18.3.0-61806.763 via the /__r1/ returnURL parameter allows an unauthenticate…EPSS 4.8%5.4CVE-2019-9758Labkey server cross-site scripting vulnerabilityAn issue was discovered in LabKey Server 19.1.0. The display name of a user is vulnerable to stored XSS that can execute on administrators from secur…EPSS 1.0%4.9CVE-2019-3913Labkey server command injection vulnerabilityCommand manipulation in LabKey Server Community Edition before 18.3.0-61806.763 allows an authenticated remote attacker to unmount any drive on the s…EPSS 1.7%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed

Source: NIST National Vulnerability Database (record CVE-2019-3911), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.