CVE-2018-1000534

Description

Joplin version prior to 1.0.90 contains a Cross-site Scripting (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.

How to fix CVE-2018-1000534

To remediate CVE-2018-1000534, upgrade the affected package to a fixed version below.

• —upgrade to 1.0.90 or later

Is CVE-2018-1000534 being exploited?

Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.

Affected packages (1)

• from 0, < 1.0.90

CVSS scores

References (4)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2018-1000534
• PATCHgithub.com/laurent22/joplin
• WEBgithub.com/laurent22/joplin/commit/494e235e18659574f836f84fcf9f4d4fcdcfcf89
• WEBgithub.com/laurent22/joplin/issues/500