CVE-2026-46452: Apache Nimble

Medium severity, CVSS 5.3. EPSS: 0.9% chance of exploitation in the next 30 days.

Improper Input Validation vulnerability in Apache NimBLE in Mesh Proxy SAR reassembly could result in passing broken data toward application resulting in memory pressure and unstable parsing behavior. This issue affects Apache NimBLE: through 1.9.0. Users are recommended to upgrade to version 1.10.0, which fixes the issue.

Affected products

• Apache Nimble: before 1.10.0 (fixed in 1.10.0)

Published 2026-07-24. Last modified 2026-07-27.