CVE-2026-53602 nebula-mesh - Host revocation is not durable: blocked/offboarded hosts can regain a valid certificate

nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. Prior to version 0.3.7, two related authorization gaps let a host that should no longer be trusted obtain a fresh, valid Nebula certificate, because nebula-mgmt does not re-evaluate revocation/authorization state at certificate...

CVE-2026-53602 nebula-mesh - Host revocation is not durable: blocked/offboarded hosts can regain a valid certificate

nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. Prior to version 0.3.7, two related authorization gaps let a host that should no longer be trusted obtain a fresh, valid Nebula certificate, because nebula-mgmt does not re-evaluate revocation/authorization state at certificate...

GO-2026-5950 nebula-mesh: Host revocation is not durable - blocked/offboarded hosts can regain a valid certificate in github.com/forgekeep/nebula-mesh

nebula-mesh: Host revocation is not durable - blocked/offboarded hosts can regain a valid certificate in github.com/forgekeep/nebula-mesh...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization due to insufficient enforcement of host revocation and operator status during certificate issuance and renewal processes. An attacker can regain valid certificates for blocked or offboarded hosts by re-enrolling or...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization due to insufficient enforcement of host revocation and operator status during certificate issuance and renewal processes. An attacker can regain valid certificates for blocked or offboarded hosts by re-enrolling or...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization due to insufficient enforcement of host revocation and operator status during certificate issuance and renewal processes. An attacker can regain valid certificates for blocked or offboarded hosts by re-enrolling or...

nebula-mesh: Host revocation is not durable - blocked/offboarded hosts can regain a valid certificate

Summary Two related authorization gaps let a host that should no longer be trusted obtain a fresh, valid Nebula certificate, because nebula-mgmt does not re-evaluate revocation/authorization state at certificate issuance time — only at poll time. 1. Blocklist not enforced at sign / re-enroll time...