What is CVE-2025-10457?

CVE-2025-10457 is a medium-severity vulnerability in Zephyrproject Zephyr, classified under CWE-358. CVSS score: 4.3/10. Published 2025-09-19.

How severe is CVE-2025-10457?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Zephyrproject Zephyr

CVE-2025-10457

The function responsible for handling BLE connection responses does not verify whether a response is expected—that is, whether the device has initiated a connection request. Instead, it relies solely on identifier matching.

Published 2025-09-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (31.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-358

References

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xqj6-vh76-2vv8 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2025-10457?: CVE-2025-10457 is a medium-severity vulnerability in Zephyrproject Zephyr, classified under CWE-358. CVSS score: 4.3/10. Published 2025-09-19.
How severe is CVE-2025-10457?: Medium severity. CVSS v3 base score is 4.3 out of 10.