{"schema_version":1,"title":"Caddyserver Caddy vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 7 vulnerabilities in Caddyserver Caddy: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-52846, was published on 23 June 2026.","url":"https://junglewise.ai/threats/technologies/caddy","json_url":"https://junglewise.ai/threats/technologies/caddy.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/caddy","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":3,"all_time":7,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":7},"latest":[{"cve":"CVE-2026-52846","cvss":4.2,"epss":0.0025,"slug":"cve-2026-52846-caddyserver-caddy-xss-bypass-in-striphtml-template-function","title":"Caddyserver Caddy XSS bypass in stripHTML template function","severity":"medium","exploited":false,"published_at":"2026-06-23T18:18:05.4+00:00","url":"https://junglewise.ai/threats/cve-2026-52846-caddyserver-caddy-xss-bypass-in-striphtml-template-function"},{"cve":"CVE-2026-52845","cvss":8.1,"epss":0.0045,"slug":"cve-2026-52845-caddy-authentication-bypass-via-fastcgi-header-normalization","title":"Caddy authentication bypass via FastCGI header normalization collision","severity":"high","exploited":false,"published_at":"2026-06-23T18:18:05.267+00:00","url":"https://junglewise.ai/threats/cve-2026-52845-caddy-authentication-bypass-via-fastcgi-header-normalization"},{"cve":"CVE-2026-52844","cvss":7.5,"epss":0.0062,"slug":"cve-2026-52844-caddy-path-authorization-bypass-on-windows-via-encoded-backslash","title":"Caddy path authorization bypass on Windows via encoded backslash","severity":"high","exploited":false,"published_at":"2026-06-23T18:18:05.137+00:00","url":"https://junglewise.ai/threats/cve-2026-52844-caddy-path-authorization-bypass-on-windows-via-encoded-backslash"},{"cve":"CVE-2026-45692","cvss":5.4,"epss":0.0024,"slug":"cve-2026-45692-caddyserver-caddy-authorization-bypass-in-config-api-via-array","title":"Caddyserver Caddy authorization bypass in /config API via array index normalization","severity":"medium","exploited":false,"published_at":"2026-06-23T18:17:59.08+00:00","url":"https://junglewise.ai/threats/cve-2026-45692-caddyserver-caddy-authorization-bypass-in-config-api-via-array"},{"cve":"CVE-2026-45135","cvss":8.1,"epss":0.0068,"slug":"cve-2026-45135-caddyserver-caddy-remote-code-execution-in-fastcgi-splitpos","title":"Caddyserver Caddy Remote Code Execution in FastCGI splitPos","severity":"high","exploited":false,"published_at":"2026-06-23T18:17:52.343+00:00","url":"https://junglewise.ai/threats/cve-2026-45135-caddyserver-caddy-remote-code-execution-in-fastcgi-splitpos"},{"cvss":4.3,"slug":"caddy-auth-bypass-in-pki-remote-admin-endpoints-7ca83725","title":"Caddy auth bypass in PKI remote admin endpoints","severity":"medium","exploited":false,"published_at":"2026-05-19T19:36:13+00:00","url":"https://junglewise.ai/threats/caddy-auth-bypass-in-pki-remote-admin-endpoints-7ca83725"},{"cvss":5.5,"slug":"caddyserver-caddy-expression-language-injection-in-vars-regexp-c26de985","title":"Caddyserver Caddy expression language injection in vars_regexp","severity":"medium","exploited":false,"published_at":"2026-05-19T19:35:47+00:00","url":"https://junglewise.ai/threats/caddyserver-caddy-expression-language-injection-in-vars-regexp-c26de985"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Caddyserver Caddy","slug":"caddy","vendor":{"name":"Caddyserver","slug":"caddyserver","url":"https://junglewise.ai/threats/vendors/caddyserver"},"aliases":[],"category":"web-server","homepage":"https://caddyserver.com/","repo_url":"https://github.com/caddyserver/caddy","description":"Caddy is an open-source web server with automatic HTTPS written in Go.","url":"https://junglewise.ai/threats/technologies/caddy"},"most_severe":[{"cve":"CVE-2026-45135","cvss":8.1,"epss":0.0068,"slug":"cve-2026-45135-caddyserver-caddy-remote-code-execution-in-fastcgi-splitpos","title":"Caddyserver Caddy Remote Code Execution in FastCGI splitPos","severity":"high","exploited":false,"published_at":"2026-06-23T18:17:52.343+00:00","url":"https://junglewise.ai/threats/cve-2026-45135-caddyserver-caddy-remote-code-execution-in-fastcgi-splitpos"},{"cve":"CVE-2026-52845","cvss":8.1,"epss":0.0045,"slug":"cve-2026-52845-caddy-authentication-bypass-via-fastcgi-header-normalization","title":"Caddy authentication bypass via FastCGI header normalization collision","severity":"high","exploited":false,"published_at":"2026-06-23T18:18:05.267+00:00","url":"https://junglewise.ai/threats/cve-2026-52845-caddy-authentication-bypass-via-fastcgi-header-normalization"},{"cve":"CVE-2026-52844","cvss":7.5,"epss":0.0062,"slug":"cve-2026-52844-caddy-path-authorization-bypass-on-windows-via-encoded-backslash","title":"Caddy path authorization bypass on Windows via encoded backslash","severity":"high","exploited":false,"published_at":"2026-06-23T18:18:05.137+00:00","url":"https://junglewise.ai/threats/cve-2026-52844-caddy-path-authorization-bypass-on-windows-via-encoded-backslash"},{"cvss":5.5,"slug":"caddyserver-caddy-expression-language-injection-in-vars-regexp-c26de985","title":"Caddyserver Caddy expression language injection in vars_regexp","severity":"medium","exploited":false,"published_at":"2026-05-19T19:35:47+00:00","url":"https://junglewise.ai/threats/caddyserver-caddy-expression-language-injection-in-vars-regexp-c26de985"},{"cve":"CVE-2026-45692","cvss":5.4,"epss":0.0024,"slug":"cve-2026-45692-caddyserver-caddy-authorization-bypass-in-config-api-via-array","title":"Caddyserver Caddy authorization bypass in /config API via array index normalization","severity":"medium","exploited":false,"published_at":"2026-06-23T18:17:59.08+00:00","url":"https://junglewise.ai/threats/cve-2026-45692-caddyserver-caddy-authorization-bypass-in-config-api-via-array"},{"cvss":4.3,"slug":"caddy-auth-bypass-in-pki-remote-admin-endpoints-7ca83725","title":"Caddy auth bypass in PKI remote admin endpoints","severity":"medium","exploited":false,"published_at":"2026-05-19T19:36:13+00:00","url":"https://junglewise.ai/threats/caddy-auth-bypass-in-pki-remote-admin-endpoints-7ca83725"},{"cve":"CVE-2026-52846","cvss":4.2,"epss":0.0025,"slug":"cve-2026-52846-caddyserver-caddy-xss-bypass-in-striphtml-template-function","title":"Caddyserver Caddy XSS bypass in stripHTML template function","severity":"medium","exploited":false,"published_at":"2026-06-23T18:18:05.4+00:00","url":"https://junglewise.ai/threats/cve-2026-52846-caddyserver-caddy-xss-bypass-in-striphtml-template-function"}],"generated_at":"2026-09-26T16:07:00.132667+00:00"}