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Cloudflare Relay Privacy Bug: Reply-To Header Misconfiguration Leaks Sender Address

github.com 2026-09-18 English translation pending; showing Chinese 查看中文 →

Security Advisory Low PunchIn

Affected:

PunchIn-email v1.4.0
PunchIn-email v1.5.0

Fixed in:

v1.5.0

Referenced CVEs: CVE-2026-54649 · 2.1

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This content was auto-fetched from github.com, cleaned by our LLM pipeline, and translated to English. View original.

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