cve.bz

CVE-2025-27840

6.8 mediumEPSS 1.4%

Medium (6.8) in espressif esp32 firmware. EPSS 1.4% chance of exploitation in the next 30 days.

Espressif ESP32 chips allow 29 hidden HCI commands, such as 0xFC02 (Write memory).

Severity

CVSS 3.1

6.8 medium
CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
EPSS
1.4% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-11-01)
CWE
CWE-912
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON