CVE-2026-8080-DKIM-Signature-Verification-Bypass-Header-Canonicalization-Flaw-

CVE-2026-8080 – DKIM 签名验证绕过（头部规范化缺陷） 程序代码（Python 邮件解析模拟） dkimverifiersim.py - Flawed DKIM verifier import re, hashlib Simulated email with DKIM signature rawemail = b"""From: [email protected] To: [email protected] Subject: Hello DKIM-Signature: v=1; a=rsa-sha256; d=example.com; s=mail;...