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Vulnerabilities of go-acme lego

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CVE Summary Score Published
CVE-2026-40611 Let's Encrypt client and ACME library written in Go (Lego) 8.8 High Apr 21, 2026
CVE-2025-54799 Let's Encrypt client and ACME library written in Go (Lego) 2.3 Low Aug 7, 2025