CVE-2025-42921
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
- Record
CVE-2025-42921- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-297, CWE-297
- Updated
- 2026-11-02
EUVDEUVD-2025-11576
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
- Record
EUVD-2025-11576- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-32gj-564x-3982
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
- Record
GHSA-32gj-564x-3982- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-297
- Updated
- 2026-11-02
NVD
In JetBrains Toolbox App before 2.6 host key verification was missing in SSH plugin
- Record
CVE-2025-42921- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-297
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-42921 is a medium vulnerability (CVSS 4.2) in Jetbrains Toolbox, published April 17, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 9th percentile. No source names a fixed version.