CVE-2025-3757 - CVE House
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Status published Critical CVE-2025-3757

Authentication Bypass in OpenPubKey

Vulnerability Description

Versions of OpenPubkey library prior to 0.10.0 contained a vulnerability that would allow a specially crafted JWS to bypass signature verification.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Ethan Heilman

References

More from OPKSSH

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CVE-2025-4658
Authentication Bypass in OPKSSH
Critical 9.3

Affected Vendor

Affected Software

OPKSSH
Vulnerable Versions:
Openpubkey

Timeline

Official Publish: May 13th, 2025
Last Modified: May 13th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-305

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.