All vulnerabilities
CVE-2026-113411

Nerimity Desktop Window Open mainWindow.js shell.openExternal improper authorization in handler for custom url scheme

Nerimity Desktop
Open in ThreatlineRecord JSON
CVSS
5.3Medium
ExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 22 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.23%Chance of exploitation activity in the next 30 days, higher than 12% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published20 Oct 2026Updated 22 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Description

A vulnerability was found in Nerimity Desktop up to 2.2.2. Affected by this issue is the function shell.openExternal of the file src/mainWindow.js of the component Window Open Handler. The manipulation of the argument url results in improper authorization in handler for custom url scheme. The attack can be executed remotely. The exploit has been made public and could be used. Upgrading to version 2.3.3 can resolve this issue. The patch is identified as f4df21bbc290f6c1956d899cf4da9e963074a6e4. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Text from CVE List

Affected versions 4

  • Desktopaffected: 2.2.0CVE List
  • Desktopaffected: 2.2.1CVE List
  • Desktopaffected: 2.2.2CVE List
  • Desktopunaffected: 2.3.3CVE List

References 7