FortiBleed Exposes Global Credential-Spraying Operation
2026-06-20T14:51:46Z•47c3a45a255a4d36695b4cec2b29d76d7d0228298c98d42c4eabf0a2db48e5b8
cisacisco-iseclippercredential-leakcredential-sprayingcryptocurrency-theftdata-breachelasticsearchexposed-credentialsf5fortinetinfostealerknown-exploited-vulnerabilitieslaw-enforcement-takedownmicrosoft-defendernginxsocgholishsplunkzero-day
What happened
Multiple high-impact incidents and vulnerabilities were reported: FortiBleed — a large-scale credential-spraying/leak campaign — exposed credentials for ~74,000 Fortinet devices with active exploitation observed (CISA alert). CISA also added a high-severity Splunk sidecar authentication flaw (CVE-2026-20253, CVSS 9.8) to its KEV catalog. F5 released emergency patches for critical NGINX vulnerabilities enabling unauthenticated code execution (CVE-2026-42530, CVE-2026-42055). Cisco fixed a critical ISE command-execution/root escalation bug (CVE-2026-20181). Microsoft confirmed the RoguePlanet MS
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- securityaffairs
- Record identifier
- 47c3a45a255a4d36695b4cec2b29d76d7d0228298c98d42c4eabf0a2db48e5b8
- Enrichment time
- 2026-06-20T14:51:46Z
- AI-assisted enrichment
- Yes
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