Authentication Bypass by Spoofing vulnerability in Apache NimBLE. Receiving specially crafted Security Request could lead to removal of original bond and re-bond with impostor. This issue affects Apache NimBLE: through 1.8.0. Users are recommended to upgrade to version 1.9.0, which fixes the issue.
Conclusion & alert: CVE-2025-62235 is rated Low Risk (38.2/100): CVSS High severity, with low exploitation likelihood (EPSS 0.05%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-12 | 0.04% | 0.05% | +0.01% |
| 2 | 2026-03-04 | 0.06% | 0.04% | -0.01% |
| 3 | 2026-02-11 | — | 0.06% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.1 | 3.1 | HIGH |
|
2.8 | 5.2 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| URL | Tags |
|---|---|
| https://github.com/apache/mynewt-nimble/commit/41f67e391e788c5feef9030026cc5cbc5431838a | Patch |
| https://lists.apache.org/thread/rw2mrpfwb9d9wmq4h4b6ctcd6gpkk2ho | Mailing List Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2026/01/08/4 | Mailing List Third Party Advisory |