GCVE-110-ISC-2026-5946

Advisory Published

Vulnetix · Advisory published May 20, 2026

CVE: CVE-2026-5946 Title: Invalid handling of CLASS != IN Document version: 2.0 Posting date: 20 May 2026 Program impacted: BIND 9 Versions affected: BIND 9.11.0 -> 9.16.50 9.18.0 -> 9.18.48 9.20.0 -> 9.20.22 9.21.0 -> 9.21.21 BIND Supported Preview Edition 9.11.3-S1 -> 9.16.50-S1 9.18.11-S1 -> 9.18.48-S1 9.20.9-S1 -> 9.20.22-S1 Severity: High Exploitable: Remotely Description: Multiple flaws have been identified in named related to the handling of DNS messages whose CLASS is not Internet (I ...

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Affected Products

Vendor	Product	Versions	Platforms
ISC	BIND	—	—

References

CVE-2026-5946: Invalid handling of CLASS != IN

advisory

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