CVE-2025-64767 - CVE House
Back to Database
Status published Critical CVE-2025-64767

hpke-js reuses AEAD nonces

Vulnerability Description

hpke-js is a Hybrid Public Key Encryption (HPKE) module built on top of Web Cryptography API. Prior to version 1.7.5, the public SenderContext Seal() API has a race condition which allows for the same AEAD nonce to be re-used for multiple Seal() calls. This can lead to complete loss of Confidentiality and Integrity of the produced messages. This issue has been patched in version 1.7.5.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

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

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-64767

Credits & Attribution

No credits recorded in the NVD database.

References

Affected Vendor

Affected Software

hpke-js
Vulnerable Versions:
< 1.7.5

Timeline

Official Publish: November 21st, 2025
Last Modified: November 21st, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses (CWE)

CWE-323

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.