Buffer overflow in Espressif Esp-usb

CVE-2025-68622

Espressif ESP-IDF USB Host UVC Class Driver allows video streaming from USB cameras. Prior to 2.4.0, a vulnerability in the esp-usb UVC host implementation allows a malicious USB Video Class (UVC) device to trigger a stack buffer overflow…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (11.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-68622?
CVE-2025-68622 is a medium-severity vulnerability in Espressif Esp-usb, classified under Stack-based Buffer Overflow. CVSS score: 6.8/10. Published 2026-01-12.
How severe is CVE-2025-68622?
Medium severity. CVSS v3 base score is 6.8 out of 10.