BIT-OPENBAO-2026-71543 OpenBao's Templated Policies Allow Privilege Escalation via Wildcard Characters

OpenBao is an open source identity-based secrets management system. Prior to 2.6.0, templated ACL, PKI, and SSH policies could substitute attacker-controlled identity data without rejecting syntax-significant characters. In ACL templated policies, asterisks, plus signs, and slashes could alter pa...

CVE-2026-71543

A flaw was found in OpenBao, an open-source identity-based secrets management system. Templated Access Control List ACL, Public Key Infrastructure PKI, and Secure Shell SSH policies could substitute attacker-controlled identity data without properly rejecting syntax-significant characters. This...

Security Bulletin: Impacted IBM optim (spark) 1.0.0, 1.1.0, 1.2.0 by vulnerabilities in packages github.com/smallstep/certificates

Summary Impacted IBM optim spark 1.0.0, 1.1.0, 1.2.0 by vulnerabilities in packages github.com/smallstep/certificates. IBM Optim 2.0.0 resolves these vulnerabilities by upgrading the affected open-source dependencies to fixed versions. Vulnerability Details CVEID:CVE-2025-44005 DESCRIPTION: An...

CVE-2026-71543: Incorrect Authorization

OpenBao is an open source identity-based secrets management system. Prior to 2.6.0, templated ACL, PKI, and SSH policies could substitute attacker-controlled identity data without rejecting syntax-significant characters. In ACL templated policies, asterisks, plus signs, and slashes could alter pa...

CVE-2026-78234

hawtio-operator in OpenShift contains a Service CA signing oracle flaw. The operator reads the Service CA private signing key from the openshift-service-ca namespace and mints client certificates whose Subject CN is taken directly from the author of a namespaced Hawtio custom resource. Because th...

CVE-2026-53602

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...

EUVD-2026-71715

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...

CVE-2026-53602: Missing Authorization

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-2026-71317

Lemur manages TLS certificate creation. Prior to 1.9.3, POST /api/1/authorities with type=subca did not require AuthorityPermission on the parent authority when ADMINONLYAUTHORITYCREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...

CVE-2026-71317 Lemur: Sub-CA creation never checks `AuthorityPermission` on the parent authority

Lemur manages TLS certificate creation. Prior to 1.9.3, POST /api/1/authorities with type=subca did not require AuthorityPermission on the parent authority when ADMINONLYAUTHORITYCREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...

CVE-2026-71317 Lemur: Sub-CA creation never checks `AuthorityPermission` on the parent authority

Lemur manages TLS certificate creation. Prior to 1.9.3, POST /api/1/authorities with type=subca did not require AuthorityPermission on the parent authority when ADMINONLYAUTHORITYCREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...

CVE-2026-71317: Missing Authorization

Lemur manages TLS certificate creation. Prior to 1.9.3, POST /api/1/authorities with type=subca did not require AuthorityPermission on the parent authority when ADMINONLYAUTHORITYCREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...

Exploit for Improper Authorization in Microsoft

CVE-2026-54121 Certighost - patched fork A working fork of...

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...

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...

GHSA-339V-266X-79XR 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...