CVE-2026-92543

Docker Engine classifies a registry hostname as insecure using an any-match DNS check. loadInsecureRegistries injects 127.0.0.0/8 and ::1/128 as insecure CIDRs by default. isCIDRMatch resolves all of the hostname's addresses and returns true if a single address is in the insecure CIDR list. Becau...

EUVD-2026-94484

Docker Engine classifies a registry hostname as insecure using an any-match DNS check. loadInsecureRegistries injects 127.0.0.0/8 and ::1/128 as insecure CIDRs by default. isCIDRMatch resolves all of the hostname's addresses and returns true if a single address is in the insecure CIDR list. Becau...

CVE-2026-92543

Docker Engine is vulnerable to a security bypass where a registry hostname can be incorrectly classified as insecure. The loadInsecureRegistries() function injects 127.0.0.0/8 and ::1/128 as insecure CIDRs by default. The isCIDRMatch function returns true if any resolved address matches these CID...

CVE-2026-92543 Docker Engine insecure-registry fallback via malicious DNS responses

Docker Engine classifies a registry hostname as insecure using an any-match DNS check. loadInsecureRegistries injects 127.0.0.0/8 and ::1/128 as insecure CIDRs by default. isCIDRMatch resolves all of the hostname's addresses and returns true if a single address is in the insecure CIDR list. Becau...

PT-2026-107624

Name of the Vulnerable Software and Affected Versions Docker Engine versions prior to 29.8.2 Moby versions prior to 2.0.0-beta.25 Description Docker Engine classifies a registry hostname as insecure using an any-match DNS check. The loadInsecureRegistries function injects 127.0.0.0/8 and ::1/128 ...