Critical severity9.1OSV Advisory· Published Nov 21, 2025· Updated Apr 15, 2026
CVE-2025-64767
CVE-2025-64767
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
@hpke/corenpm | < 1.7.5 | 1.7.5 |
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-73g8-5h73-26h4ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-64767ghsaADVISORY
- github.com/dajiaji/hpke-js/blob/b7fd3592c7c08660c98289d67c6bb7f891af75c4/packages/core/src/senderContext.tsnvdWEB
- github.com/dajiaji/hpke-js/commit/94a767c9b9f37ce48d5cd86f7017d8cacd294aafnvdWEB
- github.com/dajiaji/hpke-js/security/advisories/GHSA-73g8-5h73-26h4nvdWEB
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