CVE-2026-123856: JetBrains Toolbox App · Insufficiently Protected Credentials
Affects JetBrains Toolbox AppSource CVE Database V5
Not known to be exploited · CVSS 6.5 Medium : upgrade to 3.6.1 when convenient.
Data as of 6 Nov 2026, 16:34 UTC
Thin evidence
One scorer or none| CNA (JetBrains) | CVSS 3.1 | 6.5 |
|---|
- Patch
- Available – fixed in 3.6.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 6 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.
What to do
Upgrade JetBrains Toolbox App to 3.6.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| JetBrainsToolbox App | Affected
| Fixed in
|
Description
In JetBrains Toolbox App before 3.6.1 nTLM hash disclosure was possible via SVG tool icons from a Remote Development server