CVE-2026-34752

Description

Haraka is a Node.js mail server. Prior to version 3.1.4, sending an email with __proto__: as a header name crashes the Haraka worker process. This issue has been patched in version 3.1.4.

References

• https://github.com/haraka/Haraka/releases/tag/v3.1.4
• https://github.com/haraka/Haraka/security/advisories/GHSA-xph3-r2jf-4vp3