{"metadata": {"vulnerability": "CVE-2026-109786", "count": 17, "kinds": {"milestone": 5, "sighting": 3, "kev": 0, "other": 9}}, "data": [{"timestamp": "2026-10-13T02:40:12.792Z", "date_only": false, "value": "2026-10-13T02:40:12.792Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2026-109786", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-10-13T02:40:13.899Z", "date_only": false, "value": "2026-10-13T02:40:13.899Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2026-109786", "field": "cveMetadata.datePublished"}, {"timestamp": "2026-10-13T02:40:13.899Z", "date_only": false, "value": "2026-10-13T02:40:13.899Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / mitre", "record": "CVE-2026-109786", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2026-10-13T02:45:00.800Z", "date_only": false, "value": "2026-10-13T02:45:00.800942Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/cve/statuses/117431304209383638", "record": "CVE-2026-109786", "field": "creation_timestamp", "uuid": "26cf684e-3055-4088-b0ac-e549fe80f44c", "content": "CVE-2026-109786  In fail2ban 0.10.5 through 1.1.1 before ddd879d, the sshd filter (config/filter.d/sshd.conf) accepts an \"on <token>\" suffix after the host address. Because OpenSSH logs the offered username verbatim, a remote unauthenticated attacker can use a username such as \"x VICTIM-SOURCE-IP-ADDRESS on\" to make fail2ban associate failed login attempts with an arbitrary source IP address and ban it (e.g., to block logins from a legitimate user). The default filter mode is affected.\nhttps://www.cve.org/CVERecord?id=CVE-2026-109786https://github.com/fail2ban/fail2ban/commit/ddd879d22664904ace24e1255ac6571808c58187https://coredump.ws/repos/mail-hardening.git/#fail2ban#CVE_2026_109786#bot", "url": "https://infosec.exchange/users/cve/statuses/117431304209383638"}, {"timestamp": "2026-10-13T03:16:40Z", "date_only": false, "value": "2026-10-13T03:16:40Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-XW36-3G63-5WFW", "record": "GHSA-XW36-3G63-5WFW", "field": "database_specific.nvd_published_at"}, {"timestamp": "2026-10-13T03:16:40.943Z", "date_only": false, "value": "2026-10-13T03:16:40.943", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2026-109786", "record": "FKIE_CVE-2026-109786", "field": "published"}, {"timestamp": "2026-10-13T03:30:36Z", "date_only": false, "value": "2026-10-13T03:30:36Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-XW36-3G63-5WFW", "record": "GHSA-XW36-3G63-5WFW", "field": "published"}, {"timestamp": "2026-10-13T03:30:36Z", "date_only": false, "value": "2026-10-13T03:30:36Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-XW36-3G63-5WFW", "record": "GHSA-XW36-3G63-5WFW", "field": "modified"}, {"timestamp": "2026-10-15T00:00:00Z", "date_only": false, "value": "2026-10-15T00:00:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2026-109786", "record": "UBUNTU-CVE-2026-109786", "field": "published"}, {"timestamp": "2026-10-15T00:00:00Z", "date_only": false, "value": "2026-10-15T00:00:00Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2026-109786", "record": "UBUNTU-CVE-2026-109786", "field": "modified"}, {"timestamp": "2026-10-15T15:03:56.691Z", "date_only": false, "value": "2026-10-15T15:03:56.691809Z", "kind": "other", "label": "Recorded", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2026-109786", "field": "containers.adp.0.metrics.0.other.content.timestamp"}, {"timestamp": "2026-10-15T15:03:56.691Z", "date_only": false, "value": "2026-10-15T15:03:56.691809Z", "kind": "other", "label": "Recorded", "source": "fkie_nvd \u00b7 FKIE_CVE-2026-109786", "record": "FKIE_CVE-2026-109786", "field": "metrics.ssvcV203.0.ssvcData.timestamp"}, {"timestamp": "2026-10-15T15:04:19.106Z", "date_only": false, "value": "2026-10-15T15:04:19.106Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2026-109786", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-10-15T15:04:19.106Z", "date_only": false, "value": "2026-10-15T15:04:19.106Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2026-109786", "field": "containers.adp.0.providerMetadata.dateUpdated"}, {"timestamp": "2026-10-16T19:55:59.740Z", "date_only": false, "value": "2026-10-16T19:55:59.740", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2026-109786", "record": "FKIE_CVE-2026-109786", "field": "lastModified"}, {"timestamp": "2026-10-17T01:40:37.470Z", "date_only": false, "value": "2026-10-17T01:40:37.470899Z", "kind": "sighting", "label": "Seen", "source": "https://bsky.app/profile/nixpkgssecuritychanges.gerbet.me/post/3mxzxj36sso2k", "record": "CVE-2026-109786", "field": "creation_timestamp", "uuid": "3848acb4-6ef6-4c37-ad91-c74836578a60", "content": "fail2ban: include fix for CVE-2026-109786\n\nhttps://github.com/NixOS/nixpkgs/pull/574773\n\nhttps://tracker.security.nixos.org/issues/NIXPKGS-2026-3023\n\n#security", "url": "https://bsky.app/profile/nixpkgssecuritychanges.gerbet.me/post/3mxzxj36sso2k"}, {"timestamp": "2026-10-17T22:33:03.995Z", "date_only": false, "value": "2026-10-17T22:33:03.995915Z", "kind": "sighting", "label": "Seen", "source": "https://bsky.app/profile/nixpkgssecuritychanges.gerbet.me/post/3my45ilot2225", "record": "CVE-2026-109786", "field": "creation_timestamp", "uuid": "b43931fb-86ae-4333-8906-70be86789266", "content": "[Backport release-26.05] fail2ban: include fix for CVE-2026-109786\n\nhttps://github.com/NixOS/nixpkgs/pull/575064\n\n#security", "url": "https://bsky.app/profile/nixpkgssecuritychanges.gerbet.me/post/3my45ilot2225"}]}