CVE-2026-45815CWE-617

Apache NimBLE: Remote reachable assertion in ATT Read Multiple Variable Response handler

High · published July 24, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
63.4
In the wild
Unconfirmed
What it is

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 this requires DUT to first send ATT Read Multiple Variable Request.

This issue affects Apache NimBLE: through 1.9.0.

Users are recommended to upgrade to version 1.10.0, which fixes the issue.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01030 · 63.4th percentile
Weakness
CWE-617 · Reachable Assertion
Published
2026-07-24T12:10Z
EPSS history
Timeline
  • 24 JUL 12:10Z
    Apache NimBLE: Remote reachable assertion in ATT Read Multiple Variable Response handler
    cvelistv5