APT / state · Mon 19 Oct 2026 · 11:35 UTC
Actively exploitedPalo Alto Networks reports investigation of APT attack on telecommunications organization involving multiple Fortinet vulnerabilities
Filed UTCSource PLL ↗
Palo Alto Networks reports investigation of an APT attack on a telecommunications organization in which numerous Fortinet vulnerabilities were exploited. The intrusion, attributed to UNC5820 (CL-STA-0954), occurred in September 2024 and resulted in persistent access to the victim's environment. Initial access was obtained by exploiting a critical RCE in FortiManager, tracked as CVE-202...
Signals
as the pipeline stamped them- KEV
- Active exploitation (KEV)
- What to do
- On CISA KEV — actively exploited. Patch immediately.
CISA KEV means this flaw has been seen exploited in real attacks — not predicted, observed. Treat it as urgent regardless of its score.
CVE · 3
KEV from CISA · EPSS from FIRST| Id | KEV | EPSS | Reference |
|---|---|---|---|
| CVE-2024-47575 | KEV | 95% | NVD ↗ |
| CVE-2025-61624 | KEV | 1% | NVD ↗ |
| CVE-2024-26008 | — | 0.58% | NVD ↗ |
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