Is CVE-2018-1000534 actively exploited?

No active exploitation of CVE-2018-1000534 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-1000534 be exploited remotely?

Yes. CVE-2018-1000534 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-1000534?

CVE-2018-1000534 has a CVSS score of 6.1 (MEDIUM).

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MEDIUM

CVE-2018-1000534

CWE-79Published: June 26, 2018· Updated: Jun 17, 2026

6.1

CVSS v3.1

Official Description

Joplin version prior to 1.0.90 contains a XSS evolving into code execution due to enabled nodeIntegration for that particular BrowserWindow instance where XSS was identified from vulnerability in Note content field - information on the fix can be found here https://github.com/laurent22/joplin/commit/494e235e18659574f836f84fcf9f4d4fcdcfcf89 that can result in executing unauthorized code within the rights in which the application is running. This attack appear to be exploitable via Victim synchronizing notes from the cloud services or other note-keeping services which contain malicious code. This vulnerability appears to have been fixed in 1.0.90 and later.

NVD Source

Technical Analysis

CVE-2018-1000534 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.