CVE-2026-46452: CWE-20 Improper Input Validation in Apache Software Foundation Apache NimBLE
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.
AI Analysis
Technical Summary
Apache NimBLE versions before 1.10.0 contain an improper input validation vulnerability (CWE-20) in the Mesh Proxy SAR reassembly process. This vulnerability can lead to the processing of malformed data, resulting in increased memory pressure and unstable parsing behavior within the application. The vendor has addressed this issue in version 1.10.0.
Potential Impact
The vulnerability may cause memory pressure and unstable parsing behavior due to broken data being passed to the application during Mesh Proxy SAR reassembly. This could potentially affect the stability of applications using vulnerable versions of Apache NimBLE. No known exploits in the wild have been reported.
Mitigation Recommendations
Users should upgrade Apache NimBLE to version 1.10.0 or later, where this vulnerability has been fixed. Patch status is confirmed by the vendor's recommendation to upgrade to 1.10.0.
CVE-2026-46452: CWE-20 Improper Input Validation in Apache Software Foundation Apache NimBLE
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.
CVSS v3.1
Score 5.3medium
Affected software
pkg:github/apache/mynewt-nimbleRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Apache NimBLE versions before 1.10.0 contain an improper input validation vulnerability (CWE-20) in the Mesh Proxy SAR reassembly process. This vulnerability can lead to the processing of malformed data, resulting in increased memory pressure and unstable parsing behavior within the application. The vendor has addressed this issue in version 1.10.0.
Potential Impact
The vulnerability may cause memory pressure and unstable parsing behavior due to broken data being passed to the application during Mesh Proxy SAR reassembly. This could potentially affect the stability of applications using vulnerable versions of Apache NimBLE. No known exploits in the wild have been reported.
Mitigation Recommendations
Users should upgrade Apache NimBLE to version 1.10.0 or later, where this vulnerability has been fixed. Patch status is confirmed by the vendor's recommendation to upgrade to 1.10.0.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-05-14T07:13:57.754Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a63602d9c2644c7f8f15038
Added to database: 07/24/2026, 12:53:01 UTC
Last enriched: 07/24/2026, 13:36:58 UTC
Last updated: 07/25/2026, 02:06:13 UTC
Views: 11
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