CVE-2026-113411CWE-285CWE-939

CVE-2026-113411

Medium · published October 20, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
13.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00229 · 13.0th percentile
Weaknesses
CWE-285 · Improper Authorization; CWE-939 · Improper Authorization in Handler for Custom URL Scheme
Published
2026-10-20T19:17Z
References (7)
EPSS history
Timeline
  • 22 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 20 OCT 14:30Z
    Nerimity Desktop Window Open mainWindow.js shell.openExternal improper authorization in handler for custom url scheme
    cvelistv5
  • 20 OCT 14:30Z
    Nerimity Desktop Window Open mainWindow.js shell.openExternal improper authorization in handler for custom url scheme
    cvelistv5