Is CVE-2019-19491 actively exploited?

No active exploitation of CVE-2019-19491 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-19491 be exploited remotely?

Yes. CVE-2019-19491 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-19491?

CVE-2019-19491 has a CVSS score of 6.1 (MEDIUM).

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MEDIUM

CVE-2019-19491

CWE-79Published: December 2, 2019· Updated: Jun 17, 2026

6.1

CVSS v3.1

Official Description

TestLink 1.9.19 has XSS via the lib/testcases/archiveData.php edit parameter, the index.php reqURI parameter, or the URI in a lib/testcases/tcEdit.php?doAction=doDeleteStep request.

NVD Source

Technical Analysis

CVE-2019-19491 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.