RabbitMQ amqp091-go is a Go AMQP 0.9.1 client. Prior to 1.13.0, tlsConfigFromURI in uri.go creates tls.Config values without setting MinVersion to tls.VersionTLS12. Builds using a Go runtime whose default permits TLS 1.0 or TLS 1.1 can therefore negotiate an obsolete protocol version when connecting through an amqps URI. A network attacker able to influence TLS negotiation with such a legacy build may weaken transport protection for AMQP messages and credentials. This issue is fixed in version 1.13.0.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-326"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77405.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "1.13.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"fixed": "c9fd433ecac2e557919e51acc9d809390c402c6e"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "v1.13.0",
"range": [
{
"fixed": "d26d57e952cc61554ea9c54bd676c8f40ed0d84d"
}
],
"source": "REFERENCES_TAG"
}
]
}