High severity7.5NVD Advisory· Published Sep 16, 2026
CVE-2026-77692
CVE-2026-77692
Description
An attacker can cause named to abort by sending a crafted DNS-over-HTTPS request with a cryptographically invalid SIG(0) record, and then closing the transport connection prematurely. This issue affects BIND 9 versions 9.20.0 through 9.20.27, 9.21.0 through 9.21.25, and 9.20.9-S1 through 9.20.27-S1.
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Affected products
1Patches
Vulnerability mechanics
References
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