CVE-2026-45815 | Reachable Assertion vulnerability in Apache NimBLE. A specia… | CVSS 7.5 HIGH

Description

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.

Metadata

CVE ID: CVE-2026-45815
State: PUBLISHED
Assigner: apache
Reserved: 2026-05-13 09:31 UTC
Published: 2026-07-24 12:10 UTC
Last updated: 2026-07-24 18:20 UTC
Primary CWE: CWE-617
CWE-617 Reachable Assertion
Vendor / Product: Apache Software Foundation / Apache NimBLE
Sources: cve.org · NVD

Severity & Metrics

7.5 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
Apache Software Foundation	Apache NimBLE	—	0 ≤ 1.9.0

Weakness (CWE)

CWE	Source	Description
CWE-617	cna	CWE-617 Reachable Assertion

CVSS scores (1)

Score	Severity	Version	Source	Vector
7.5	HIGH	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (2)