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CVE PROGRAM SOURCE RECORD7.4 High

CVE-2025-41256

Cyberduck and Mountain Duck - Weak Hash Algorithm for Certificate Fingerprint

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

iterate GmbH Cyberduck

Default version status: unaffected

  • 0 to ≤ 9.1.6affected

iterate GmbH Mountain Duck

Default version status: unaffected

  • 0 to ≤ 4.17.5affected

References