CVE-2018-21246

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CVSS 3.1

9.8 critical

EPSS

3%p85

Published

Jun 15, 2020 (Jun 15, 2020)

Modified

Jun 17, 2026

Description

Caddy before 0.10.13 mishandles TLS client authentication, as demonstrated by an authentication bypass caused by the lack of the StrictHostMatching mode.

Vendors: caddyserver
Products: caddy
Weakness: CWE-287
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.7%)

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