CLEANSTART-2026-CT24188

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    CLEANSTART-2026-CT24188

    Published: 10 Sept 2026Last Modified: 10 Sept 2026

    Summary: ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label

    Details: Multiple security vulnerabilities affect the rabbitmq-cluster-operator package. The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. See references for individual vulnerability details.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-CT24188.json, https://osv.dev/vulnerability/CVE-2026-33818, https://osv.dev/vulnerability/CVE-2026-39821, https://osv.dev/vulnerability/CVE-2026-39822, https://osv.dev/vulnerability/CVE-2026-41178, https://osv.dev/vulnerability/CVE-2026-42504, https://osv.dev/vulnerability/CVE-2026-42505, https://osv.dev/vulnerability/CVE-2026-46600, https://osv.dev/vulnerability/CVE-2026-56852, https://osv.dev/vulnerability/CVE-2026-56853, https://osv.dev/vulnerability/CVE-2026-56858, https://osv.dev/vulnerability/CVE-2026-56859, https://osv.dev/vulnerability/CVE-2026-56860, https://osv.dev/vulnerability/CVE-2026-56862, https://osv.dev/vulnerability/ghsa-gcjh-h69q-9w9g, https://osv.dev/vulnerability/ghsa-hrxh-6v49-42gf, https://nvd.nist.gov/vuln/detail/CVE-2026-33818, https://nvd.nist.gov/vuln/detail/CVE-2026-39821, https://nvd.nist.gov/vuln/detail/CVE-2026-39822, https://nvd.nist.gov/vuln/detail/CVE-2026-41178, https://nvd.nist.gov/vuln/detail/CVE-2026-42504, https://nvd.nist.gov/vuln/detail/CVE-2026-42505, https://nvd.nist.gov/vuln/detail/CVE-2026-46600, https://nvd.nist.gov/vuln/detail/CVE-2026-56852, https://nvd.nist.gov/vuln/detail/CVE-2026-56853, https://nvd.nist.gov/vuln/detail/CVE-2026-56858, https://nvd.nist.gov/vuln/detail/CVE-2026-56859, https://nvd.nist.gov/vuln/detail/CVE-2026-56860, https://nvd.nist.gov/vuln/detail/CVE-2026-56862

    Affected packages

    Package

    Name: rabbitmq-cluster-operator

    Purl:

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.20.1-r6

    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-CT24188 | CVE-DB