CVE-2025-64767

Published: Nov 21, 2025Modified: Jun 17, 2026Deferred

9.1

Vector

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

Exploitability: 3.9 / Impact: 5.2

Source: security-advisories@github.com (Secondary)

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.

Related CWEs

CWE-323

Reusing a Nonce, Key Pair in Encryption

Nonces should be used for the present occasion and only once.

References (3)

https://github.com/dajiaji/hpke-js/blob/b7fd3592c7c08660c98289d67c6bb7f891af75c4/packages/core/src/senderContext.ts#L22-L34

Source: security-advisories@github.com

https://github.com/dajiaji/hpke-js/commit/94a767c9b9f37ce48d5cd86f7017d8cacd294aaf

Source: security-advisories@github.com

https://github.com/dajiaji/hpke-js/security/advisories/GHSA-73g8-5h73-26h4

Source: security-advisories@github.com

Timeline

No history available yet.