undici: undici: TLS certificate validation bypass in BalancedPool via dropped connect options

A flaw was found in undici's BalancedPool component. This vulnerability allows a remote attacker to bypass Transport Layer Security TLS certificate validation. The BalancedPool constructor incorrectly processes its options, silently discarding custom certificate validation functions. Consequently...

undici: undici: TLS certificate validation bypass in BalancedPool via dropped connect options

A flaw was found in undici's BalancedPool component. This vulnerability allows a remote attacker to bypass Transport Layer Security TLS certificate validation. The BalancedPool constructor incorrectly processes its options, silently discarding custom certificate validation functions. Consequently...

Improper Certificate Validation

Overview undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Improper Certificate Validation in the BalancedPool class, which deep-clones its connect and tls options with JSON.parseJSON.stringify... and thereby silently drops any...

Improper Certificate Validation

Overview org.webjars.npm:undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Improper Certificate Validation in the BalancedPool class, which deep-clones its connect and tls options with JSON.parseJSON.stringify... and thereby...

CVE-2026-84961

A flaw was found in undici's BalancedPool component. This vulnerability allows a remote attacker to bypass Transport Layer Security TLS certificate validation. The BalancedPool constructor incorrectly processes its options, silently discarding custom certificate validation functions. Consequently...

CVE-2026-84961

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

DEBIAN-CVE-2026-84961

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

UBUNTU-CVE-2026-84961

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

CVE-2026-84961

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

CVE-2026-84961

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

CVE-2026-84961

undici's BalancedPool constructor deep-clones its options object via JSON serialization, which silently drops function-valued TLS options such as a custom checkServerIdentity callback or a custom connector in the connect option. When these are lost, a peer presenting a certificate that Node's def...

CVE-2026-84961 undici vulnerable to TLS certificate validation bypass via dropped connect options in BalancedPool

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

EUVD-2026-71494

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

CVE-2026-84961 undici vulnerable to TLS certificate validation bypass via dropped connect options in BalancedPool

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

CVE-2026-84961 undici vulnerable to TLS certificate validation bypass via dropped connect options in BalancedPool

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

Linux Distros Unpatched Vulnerability : CVE-2026-84961

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON...

CVE-2026-84961: Improper Certificate Validation

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

PT-2026-85804

undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-valued TLS option, such as a caller-supplied checkServerIdentity callback or a custom connector...

undici: undici: TLS certificate validation bypass in BalancedPool via dropped connect options

A flaw was found in undici's BalancedPool component. This vulnerability allows a remote attacker to bypass Transport Layer Security TLS certificate validation. The BalancedPool constructor incorrectly processes its options, silently discarding custom certificate validation functions. Consequently...