Apache Nimble vulnerabilities

15 CVEs affecting Apache Nimble, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-46452, published 2026-07-24.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2024-24746, published 2024-04-06. High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days. Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache NimBLE. Specially crafted GATT operation can cause infinite loop in GATT server leading to denial of service in…
CVE-2024-51569, published 2024-11-26. High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days. Out-of-bounds Read vulnerability in Apache NimBLE. Missing proper validation of HCI Number Of Completed Packets could lead to out-of-bound access when parsing HCI event and invalid read from HCI…
CVE-2026-45816, published 2026-07-24. High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days. NULL Pointer Dereference vulnerability in Apache NimBLE in LE Long Term Key Request event. This requires disabled asserts (otherwise assert would trigger before NULL dereference) and bogus (or…
CVE-2026-45815, published 2026-07-24. High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days. Reachable Assertion vulnerability in Apache NimBLE. A specially crafted ATT Read Multiple Variable Response (BLE_ATT_OP_READ_MULT_VAR_RSP) may trigger assert in ATT parser. Severity is medium as…
CVE-2026-46452, published 2026-07-24. 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…
CVE-2025-53477, published 2026-01-10. High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days. NULL Pointer Dereference vulnerability in Apache Nimble. Missing validation of HCI connection complete or HCI command TX buffer could lead to NULL pointer dereference. This issue requires disabled…
CVE-2024-47248, published 2024-11-26. Medium severity, CVSS 6.3. EPSS: 0.7% chance of exploitation in the next 30 days. Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Apache NimBLE. Specially crafted MESH message could result in memory corruption when non-default build…
CVE-2026-45812, published 2026-07-24. Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days. Incorrect Calculation of Buffer Size vulnerability in Apache NimBLE when processing Legacy Advertising Report HCI event. When a single HCI advertising report event bundles multiple reports, NimBLE…
CVE-2024-47250, published 2024-11-26. Medium severity, CVSS 5.0. EPSS: 0.7% chance of exploitation in the next 30 days. Out-of-bounds Read vulnerability in Apache NimBLE. Missing proper validation of HCI advertising report could lead to out-of-bound access when parsing HCI event and thus bogus GAP 'device found'…
CVE-2024-47249, published 2024-11-26. Medium severity, CVSS 5.0. EPSS: 0.6% chance of exploitation in the next 30 days. Improper Validation of Array Index vulnerability in Apache NimBLE. Lack of input validation for HCI events from controller could result in out-of-bound memory corruption and crash. This issue…

Latest

CVE-2026-45813, published 2026-07-24. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. Out-of-bounds Write, Integer Underflow (Wrap or Wraparound) vulnerability in Apache NimBLE BASS service. Improper validation when parsing BASS service "Add Source" and "Modify Source" operation PDU…
CVE-2026-45811, published 2026-07-24. High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days. Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Apache NimBLE. The HCI socket transport did not check whether a received HCI event would fit the configured…
CVE-2025-62235, published 2026-01-10. High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days. 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…
CVE-2025-53470, published 2026-01-10. Low severity, CVSS 3.1. EPSS: 0.3% chance of exploitation in the next 30 days. Out-of-bounds Read vulnerability in Apache NimBLE HCI H4 driver. Specially crafted HCI event could lead to invalid memory read in H4 driver. This issue affects Apache NimBLE: through 1.8. This…
CVE-2025-52435, published 2026-01-10. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. J2EE Misconfiguration: Data Transmission Without Encryption vulnerability in Apache NimBLE. Improper handling of Pause Encryption procedure on Link Layer results in a previously encrypted connection…