CVE-2025-41255

HIGH EPSS 6.0%
Published Jun 25, 20251y ago · Modified Jun 17, 20261w ago
8.0 CVSS 3.1
High
Find Similar
Published Jun 25, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

Cyberduck and Mountain Duck improperly handle TLS certificate pinning for untrusted certificates (e.g., self-signed), unnecessarily installing it to the Windows Certificate Store of the current user without any restrictions. This issue affects Cyberduck through 9.1.6 and Mountain Duck through 4.17.5.

CVSS Details

Base Score
8.0
Exploitability
1.6
Impact
5.8
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
6.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-266

References 2

  • github.com https://github.com/iterate-ch/cyberduck/security/advisories/GHSA-vjjc-grpp-m655
  • github.com https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20250325-01_Cyberduck_Mountain_Duck_Certificate_Handling

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.