CLEANSTART-2026-XP64749 ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label

🗓️ 10 Sep 2026 00:45:35Reported by GoogleType

osv🔗 osv.dev👁 10 Views

ToASCII and ToUnicode in rabbitmq-cluster-operator accept Punycode labels decoding to ASCII-only.

Reporter	Title	Published	Views	Family All 1000
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Source	Link
github	www.github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-XP64749.json
osv	www.osv.dev/vulnerability/CVE-2026-33818
osv	www.osv.dev/vulnerability/CVE-2026-39821
osv	www.osv.dev/vulnerability/CVE-2026-39822
osv	www.osv.dev/vulnerability/CVE-2026-42504
osv	www.osv.dev/vulnerability/CVE-2026-42505
osv	www.osv.dev/vulnerability/CVE-2026-46600
osv	www.osv.dev/vulnerability/CVE-2026-56852
osv	www.osv.dev/vulnerability/CVE-2026-56853
osv	www.osv.dev/vulnerability/CVE-2026-56858

18 Sep 2026 12:18Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.19.8

EPSS0.00692

rabbitmq-cluster-operator Punycode label handling ToASCII ToUnicode input validation ASCII-only label