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Traefik 安全漏洞

🗓️ 30 Apr 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType 
cnnvd
 cnnvd
🔗 www.cnnvd.org.cn👁 7 Views

Traefik header cleanup ignores underscore aliases, enabling auth bypass; affected: before 2.11.43, 3.6.14, 3.7.0-rc.2.

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Refs
ReporterTitlePublishedViews
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ATTACKERKB
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CVE-2026-39858 Traefik: Forwarded alias spoofing top pre-auth decision bypass
30 Apr 202620:26
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EUVD-2026-26427
30 Apr 202620:26
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Traefik: Pre-authentication decision bypass due to forwarded alias spoofing
24 Apr 202616:32
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Tenable Nessus
Traefik < 2.11.43 / 3.x < 3.6.14 Multiple Vulnerabilities
2 May 202600:00
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30 Apr 202621:16
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traefik-3.6.15-1.1 on GA media (moderate)
7 May 202600:00
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29 May 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.110
CVSS 47.8
EPSS0.00515
SSVC
7