CLEANSTART-2026-PE29721

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    CLEANSTART-2026-PE29721

    Published: 30 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2026-35554

    Summary: race condition in the Apache Kafka Java producer client’s buffer pool management can cause messages to be silently delivered to incorrect topics

    Details: Security vulnerability affects the thingsboard package. A race condition in the Apache Kafka Java producer client’s buffer pool management can cause messages to be silently delivered to incorrect topics.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-PE29721.json, https://osv.dev/vulnerability/CVE-2026-35554, https://nvd.nist.gov/vuln/detail/CVE-2026-35554

    Affected packages

    Package

    Name: thingsboard

    Purl: pkg:apk/cleanstart/thingsboard?arch=x86_64

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.3.1-r0

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CLEANSTART-2026-PE29721 | CVE-DB