{"schema_version":1,"title":"GuzzleHttp vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in GuzzleHttp: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-59882, was published on 8 July 2026. 1 technology has a page of its own.","url":"https://junglewise.ai/threats/vendors/guzzlehttp","json_url":"https://junglewise.ai/threats/vendors/guzzlehttp.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/guzzlehttp","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","counts":{"high":0,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":1,"last_365_days":4},"latest":[{"cve":"CVE-2026-59882","cvss":4.2,"epss":0.0032,"slug":"cve-2026-59882-guzzle-psr-7-host-confusion-via-weak-uri-host-validation","title":"Guzzle PSR-7 host confusion via weak URI host validation","severity":"medium","exploited":false,"published_at":"2026-07-08T17:17:26.597+00:00","url":"https://junglewise.ai/threats/cve-2026-59882-guzzle-psr-7-host-confusion-via-weak-uri-host-validation"},{"cve":"CVE-2026-55766","cvss":4.8,"epss":0.0023,"slug":"cve-2026-55766-guzzle-psr-7-crlf-injection-in-http-start-line-serialization","title":"Guzzle PSR-7 CRLF injection in HTTP start-line serialization","severity":"medium","exploited":false,"published_at":"2026-06-23T16:17:03.127+00:00","url":"https://junglewise.ai/threats/cve-2026-55766-guzzle-psr-7-crlf-injection-in-http-start-line-serialization"},{"cve":"CVE-2026-49214","cvss":5.3,"epss":0.0031,"slug":"cve-2026-49214-guzzlehttp-psr-7-crlf-injection-in-uri-host-component","title":"GuzzleHttp PSR-7 CRLF injection in URI host component","severity":"medium","exploited":false,"published_at":"2026-06-11T13:16:33.3+00:00","url":"https://junglewise.ai/threats/cve-2026-49214-guzzlehttp-psr-7-crlf-injection-in-uri-host-component"},{"cve":"CVE-2026-48998","cvss":5.3,"epss":0.0031,"slug":"cve-2026-48998-guzzlehttp-psr-7-host-confusion-via-authority-reinterpretation","title":"GuzzleHttp PSR-7 Host confusion via authority reinterpretation","severity":"medium","exploited":false,"published_at":"2026-06-11T13:16:33.133+00:00","url":"https://junglewise.ai/threats/cve-2026-48998-guzzlehttp-psr-7-host-confusion-via-authority-reinterpretation"}],"vendor":{"hub":true,"name":"GuzzleHttp","slug":"guzzlehttp","homepage":"https://github.com/guzzle","description":"GuzzleHttp is the organization responsible for the Guzzle PHP HTTP client and related libraries.","url":"https://junglewise.ai/threats/vendors/guzzlehttp"},"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":1},{"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}],"most_severe":[{"cve":"CVE-2026-49214","cvss":5.3,"epss":0.0031,"slug":"cve-2026-49214-guzzlehttp-psr-7-crlf-injection-in-uri-host-component","title":"GuzzleHttp PSR-7 CRLF injection in URI host component","severity":"medium","exploited":false,"published_at":"2026-06-11T13:16:33.3+00:00","url":"https://junglewise.ai/threats/cve-2026-49214-guzzlehttp-psr-7-crlf-injection-in-uri-host-component"},{"cve":"CVE-2026-48998","cvss":5.3,"epss":0.0031,"slug":"cve-2026-48998-guzzlehttp-psr-7-host-confusion-via-authority-reinterpretation","title":"GuzzleHttp PSR-7 Host confusion via authority reinterpretation","severity":"medium","exploited":false,"published_at":"2026-06-11T13:16:33.133+00:00","url":"https://junglewise.ai/threats/cve-2026-48998-guzzlehttp-psr-7-host-confusion-via-authority-reinterpretation"},{"cve":"CVE-2026-55766","cvss":4.8,"epss":0.0023,"slug":"cve-2026-55766-guzzle-psr-7-crlf-injection-in-http-start-line-serialization","title":"Guzzle PSR-7 CRLF injection in HTTP start-line serialization","severity":"medium","exploited":false,"published_at":"2026-06-23T16:17:03.127+00:00","url":"https://junglewise.ai/threats/cve-2026-55766-guzzle-psr-7-crlf-injection-in-http-start-line-serialization"},{"cve":"CVE-2026-59882","cvss":4.2,"epss":0.0032,"slug":"cve-2026-59882-guzzle-psr-7-host-confusion-via-weak-uri-host-validation","title":"Guzzle PSR-7 host confusion via weak URI host validation","severity":"medium","exploited":false,"published_at":"2026-07-08T17:17:26.597+00:00","url":"https://junglewise.ai/threats/cve-2026-59882-guzzle-psr-7-host-confusion-via-weak-uri-host-validation"}],"generated_at":"2026-09-26T19:07:00.176898+00:00","technologies":[{"name":"GuzzleHttp Psr7","slug":"psr7","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/psr7"}]}