CVE-2026-39453
High8.5Navigating to a certain URL on the switch’s web server causes the switch to reboot. This can be automated using a tool like curl to create DoS conditions where the switch constantly reboots.
- CVSS
- 8.5v4.0
- EPSS (exploit probability)
- 0.3%20th pct
- CISA KEV
- Not listed
EPSS trendFIRST daily scores, last 90 days
Daily values
| Score date | EPSS | Percentile |
|---|---|---|
| 2026-10-20 | 0.3% | 20.2% |
| 2026-10-19 | 0.3% | 20.2% |
| 2026-10-18 | 0.3% | 20.1% |
| 2026-10-16 | 0.3% | 20.1% |
| 2026-10-15 | 0.3% | 20.1% |
| 2026-10-14 | 0.3% | 20.0% |
| 2026-10-13 | 0.3% | 19.9% |
| 2026-10-12 | 0.3% | 19.9% |
| 2026-10-11 | 0.3% | 19.8% |
| 2026-10-10 | 0.3% | 19.8% |
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X