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AZL-87792 CVE-2026-39821 affecting package golang for versions less than 1.25.11-3

🗓️ 22 May 2026 16:16:20Reported by GoogleType 
osv
 osv🔗 osv.dev👁 3 Views

Golang idna ToUnicode accepts ASCII-only Punycode labels enabling privilege escalation.

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OSV		RHSA-2026:57649 Red Hat Security Advisory: golang security update
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OSV		RHSA-2026:57845 Red Hat Security Advisory: Red Hat build of MicroShift 4.16.69 security update
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29 Aug 2026 05:27Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.19.6
EPSS0.00692
SSVC
golangidnaprivilege escalationPunycode labelsToUnicode function
3