{"schema_version":1,"title":"Http4k vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 8 vulnerabilities in Http4k: 0 in the last 7 days and 3 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-54148, was published on 18 September 2026. 1 technology has a page of its own.","url":"https://junglewise.ai/threats/vendors/http4k","json_url":"https://junglewise.ai/threats/vendors/http4k.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/vendors/http4k","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","counts":{"high":3,"all_time":8,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":3,"last_90_days":3,"last_365_days":7},"latest":[{"cve":"CVE-2026-54148","cvss":8.1,"epss":0.0058,"slug":"cve-2026-54148-http4k-digestauthprovider-request-uri-validation-bypass","title":"http4k is a functional toolkit for Kotlin HTTP applications. Prior to 4.51.0.0, 5.42.0.0, and 6.50.0.0, DigestAuthProvider.verify in http4k","severity":"high","exploited":false,"published_at":"2026-09-18T16:17:06.823+00:00","url":"https://junglewise.ai/threats/cve-2026-54148-http4k-digestauthprovider-request-uri-validation-bypass"},{"cve":"CVE-2026-54147","cvss":6.5,"epss":0.0026,"slug":"cve-2026-54147-http4k-http4k-security-digest-weak-cryptographic-algorithm-in","title":"http4k is a functional toolkit for Kotlin HTTP applications. Prior to 4.51.0.0, 5.42.0.0, and 6.50.0.0, DigestAuthProvider.verify in http4k","severity":"medium","exploited":false,"published_at":"2026-09-18T16:17:06.677+00:00","url":"https://junglewise.ai/threats/cve-2026-54147-http4k-http4k-security-digest-weak-cryptographic-algorithm-in"},{"cve":"CVE-2026-53659","cvss":7.5,"epss":0.0063,"slug":"cve-2026-53659-http4k-unbounded-gzip-decompression-denial-of-service","title":"http4k is a functional toolkit for Kotlin HTTP applications. Prior to 4.51.0.0, 5.42.0.0, and 6.49.0.0, ServerFilters.GZip, RequestFilters.G","severity":"high","exploited":false,"published_at":"2026-09-14T18:17:51.61+00:00","url":"https://junglewise.ai/threats/cve-2026-53659-http4k-unbounded-gzip-decompression-denial-of-service"},{"cvss":5.3,"slug":"http4k-disabled-replay-protection-in-digest-authentication-default-7947f267","title":"http4k disabled replay protection in Digest authentication default configuration","severity":"medium","exploited":false,"published_at":"2026-06-19T21:16:09+00:00","url":"https://junglewise.ai/threats/http4k-disabled-replay-protection-in-digest-authentication-default-7947f267"},{"cvss":6.9,"slug":"http4k-information-exposure-via-improper-cookie-scoping-in-24a5c491","title":"http4k information exposure via improper cookie scoping in BasicCookieStorage","severity":"medium","exploited":false,"published_at":"2026-06-19T21:16:07+00:00","url":"https://junglewise.ai/threats/http4k-information-exposure-via-improper-cookie-scoping-in-24a5c491"},{"cvss":8.2,"slug":"http4k-misleading-hmacsha256-hash-naming-leads-to-unkeyed-digest-usage-d5026b8c","title":"http4k misleading HmacSha256.hash naming leads to unkeyed digest usage","severity":"high","exploited":false,"published_at":"2026-06-19T21:16:03+00:00","url":"https://junglewise.ai/threats/http4k-misleading-hmacsha256-hash-naming-leads-to-unkeyed-digest-usage-d5026b8c"},{"cvss":6.3,"slug":"http4k-auth-bypass-via-loose-host-matching-in-reverseproxy-bcd046a3","title":"http4k auth bypass via loose Host matching in reverseProxy","severity":"medium","exploited":false,"published_at":"2026-06-19T21:15:59+00:00","url":"https://junglewise.ai/threats/http4k-auth-bypass-via-loose-host-matching-in-reverseproxy-bcd046a3"},{"cve":"CVE-2024-55875","cvss":9.8,"epss":0.0191,"slug":"cve-2024-55875-http4k-xxe-and-dos-in-xml-parsing","title":"http4k XXE and DoS in XML parsing","severity":"critical","exploited":false,"published_at":"2024-12-12T19:22:01+00:00","url":"https://junglewise.ai/threats/cve-2024-55875-http4k-xxe-and-dos-in-xml-parsing"}],"vendor":{"hub":true,"name":"Http4k","slug":"http4k","homepage":"https://www.http4k.org/","description":"http4k is an HTTP toolkit written in Kotlin for serving and consuming HTTP services.","url":"https://junglewise.ai/threats/vendors/http4k"},"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":3},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2024-55875","cvss":9.8,"epss":0.0191,"slug":"cve-2024-55875-http4k-xxe-and-dos-in-xml-parsing","title":"http4k XXE and DoS in XML parsing","severity":"critical","exploited":false,"published_at":"2024-12-12T19:22:01+00:00","url":"https://junglewise.ai/threats/cve-2024-55875-http4k-xxe-and-dos-in-xml-parsing"},{"cvss":8.2,"slug":"http4k-misleading-hmacsha256-hash-naming-leads-to-unkeyed-digest-usage-d5026b8c","title":"http4k misleading HmacSha256.hash naming leads to unkeyed digest usage","severity":"high","exploited":false,"published_at":"2026-06-19T21:16:03+00:00","url":"https://junglewise.ai/threats/http4k-misleading-hmacsha256-hash-naming-leads-to-unkeyed-digest-usage-d5026b8c"},{"cve":"CVE-2026-54148","cvss":8.1,"epss":0.0058,"slug":"cve-2026-54148-http4k-digestauthprovider-request-uri-validation-bypass","title":"http4k is a functional toolkit for Kotlin HTTP applications. Prior to 4.51.0.0, 5.42.0.0, and 6.50.0.0, DigestAuthProvider.verify in http4k","severity":"high","exploited":false,"published_at":"2026-09-18T16:17:06.823+00:00","url":"https://junglewise.ai/threats/cve-2026-54148-http4k-digestauthprovider-request-uri-validation-bypass"},{"cve":"CVE-2026-53659","cvss":7.5,"epss":0.0063,"slug":"cve-2026-53659-http4k-unbounded-gzip-decompression-denial-of-service","title":"http4k is a functional toolkit for Kotlin HTTP applications. Prior to 4.51.0.0, 5.42.0.0, and 6.49.0.0, ServerFilters.GZip, RequestFilters.G","severity":"high","exploited":false,"published_at":"2026-09-14T18:17:51.61+00:00","url":"https://junglewise.ai/threats/cve-2026-53659-http4k-unbounded-gzip-decompression-denial-of-service"},{"cvss":6.9,"slug":"http4k-information-exposure-via-improper-cookie-scoping-in-24a5c491","title":"http4k information exposure via improper cookie scoping in BasicCookieStorage","severity":"medium","exploited":false,"published_at":"2026-06-19T21:16:07+00:00","url":"https://junglewise.ai/threats/http4k-information-exposure-via-improper-cookie-scoping-in-24a5c491"},{"cve":"CVE-2026-54147","cvss":6.5,"epss":0.0026,"slug":"cve-2026-54147-http4k-http4k-security-digest-weak-cryptographic-algorithm-in","title":"http4k is a functional toolkit for Kotlin HTTP applications. Prior to 4.51.0.0, 5.42.0.0, and 6.50.0.0, DigestAuthProvider.verify in http4k","severity":"medium","exploited":false,"published_at":"2026-09-18T16:17:06.677+00:00","url":"https://junglewise.ai/threats/cve-2026-54147-http4k-http4k-security-digest-weak-cryptographic-algorithm-in"},{"cvss":6.3,"slug":"http4k-auth-bypass-via-loose-host-matching-in-reverseproxy-bcd046a3","title":"http4k auth bypass via loose Host matching in reverseProxy","severity":"medium","exploited":false,"published_at":"2026-06-19T21:15:59+00:00","url":"https://junglewise.ai/threats/http4k-auth-bypass-via-loose-host-matching-in-reverseproxy-bcd046a3"},{"cvss":5.3,"slug":"http4k-disabled-replay-protection-in-digest-authentication-default-7947f267","title":"http4k disabled replay protection in Digest authentication default configuration","severity":"medium","exploited":false,"published_at":"2026-06-19T21:16:09+00:00","url":"https://junglewise.ai/threats/http4k-disabled-replay-protection-in-digest-authentication-default-7947f267"}],"generated_at":"2026-09-26T14:07:00.158513+00:00","technologies":[{"name":"Http4k-Core","slug":"http4k-core","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/http4k-core"}]}