CVE-2026-46452 | Improper Input Validation vulnerability in Apache NimBLE in … | CVSS 5.3 MEDIUM

Description

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.

Metadata

CVE ID: CVE-2026-46452
State: PUBLISHED
Assigner: apache
Reserved: 2026-05-14 07:13 UTC
Published: 2026-07-24 12:11 UTC
Last updated: 2026-07-24 18:04 UTC
Primary CWE: CWE-20
CWE-20 Improper Input Validation
Vendor / Product: Apache Software Foundation / Apache NimBLE
Sources: cve.org · NVD

Severity & Metrics

5.3 MEDIUM CVSS 3.1

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

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-20	cna	CWE-20 Improper Input Validation

CVSS scores (1)

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

References (2)