CVE-2025-41256

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CVSS 3.1

7.4 high

EPSS

<1%p2

Published

Jun 25, 2025 (Jun 25, 2025)

Modified

Jun 17, 2026

Description

Cyberduck and Mountain Duck improper handle TLS certificate pinning for untrusted certificates (e.g., self-signed), since the certificate fingerprint is stored as SHA-1, although SHA-1 is considered weak. This issue affects Cyberduck: through 9.1.6; Mountain Duck: through 4.17.5.

Weakness: CWE-328
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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