{"schema_version":1,"title":"Rsyslog vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Rsyslog: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-55556, was published on 18 September 2026.","url":"https://junglewise.ai/threats/technologies/rsyslog","json_url":"https://junglewise.ai/threats/technologies/rsyslog.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/rsyslog","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":3,"last_365_days":3},"latest":[{"cve":"CVE-2026-55556","epss":0.0085,"slug":"cve-2026-55556-rsyslog-is-a-rocket-fast-system-for-log-processing-from-8-2110-0","title":"Rsyslog imhttp heap buffer overflow in Basic Authentication parsing","severity":"info","exploited":false,"published_at":"2026-09-18T17:16:57.58+00:00","url":"https://junglewise.ai/threats/cve-2026-55556-rsyslog-is-a-rocket-fast-system-for-log-processing-from-8-2110-0"},{"cve":"CVE-2026-78002","cvss":7.5,"epss":0.0071,"slug":"cve-2026-78002-rsyslog-heap-buffer-overflow-in-rainerscript-replace-function","title":"rsyslog heap buffer overflow in RainerScript replace function","severity":"high","exploited":false,"published_at":"2026-08-27T17:20:29.367+00:00","url":"https://junglewise.ai/threats/cve-2026-78002-rsyslog-heap-buffer-overflow-in-rainerscript-replace-function"},{"cve":"CVE-2026-19654","cvss":7.5,"epss":0.0046,"slug":"cve-2026-19654-rsyslog-denial-of-service-in-imptcp-module","title":"rsyslog denial of service in imptcp module","severity":"high","exploited":false,"published_at":"2026-08-12T21:17:38.517+00:00","url":"https://junglewise.ai/threats/cve-2026-19654-rsyslog-denial-of-service-in-imptcp-module"}],"weekly":[{"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":1},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":1},{"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":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Rsyslog","slug":"rsyslog","vendor":{"name":"Rsyslog","slug":"rsyslog","url":"https://junglewise.ai/threats/vendors/rsyslog"},"aliases":[],"category":"service","description":"Open-source system logging daemon for collecting and processing log messages on Unix systems.","url":"https://junglewise.ai/threats/technologies/rsyslog"},"most_severe":[{"cve":"CVE-2026-78002","cvss":7.5,"epss":0.0071,"slug":"cve-2026-78002-rsyslog-heap-buffer-overflow-in-rainerscript-replace-function","title":"rsyslog heap buffer overflow in RainerScript replace function","severity":"high","exploited":false,"published_at":"2026-08-27T17:20:29.367+00:00","url":"https://junglewise.ai/threats/cve-2026-78002-rsyslog-heap-buffer-overflow-in-rainerscript-replace-function"},{"cve":"CVE-2026-19654","cvss":7.5,"epss":0.0046,"slug":"cve-2026-19654-rsyslog-denial-of-service-in-imptcp-module","title":"rsyslog denial of service in imptcp module","severity":"high","exploited":false,"published_at":"2026-08-12T21:17:38.517+00:00","url":"https://junglewise.ai/threats/cve-2026-19654-rsyslog-denial-of-service-in-imptcp-module"},{"cve":"CVE-2026-55556","epss":0.0085,"slug":"cve-2026-55556-rsyslog-is-a-rocket-fast-system-for-log-processing-from-8-2110-0","title":"Rsyslog imhttp heap buffer overflow in Basic Authentication parsing","severity":"info","exploited":false,"published_at":"2026-09-18T17:16:57.58+00:00","url":"https://junglewise.ai/threats/cve-2026-55556-rsyslog-is-a-rocket-fast-system-for-log-processing-from-8-2110-0"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}