EUVD-2026-64188

FORT Validator is a Resource Public Key Infrastructure RPKI relying-party validator that produces validated route-origin data. FORT Validator versions through 1.6.7 contain an origin-validation error in their RRDP processing: a delegated CA under the same Trust Anchor Locator TAL can reference a...

CVE-2026-73251

Mongoose (embedded web server and network library) prior to 7.23 contains a critical TLS certificate verification flaw in src/tls_builtin.c. When a client is configured with a multi-certificate CA bundle, mg_tls_init() stores the bundle in tls->ca_bundle_der while tls->ca_der.len remains ze...

CVE-2026-73251

Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tlsbuiltin.c, the mgtlsinit function stores the bundle in tls-cabundleder while tls-cader.len remains...

CVE-2026-73251 Mongoose Built-in TLS: CA-bundle certificate chain accepted without any signature verification

Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tlsbuiltin.c, the mgtlsinit function stores the bundle in tls-cabundleder while tls-cader.len remains...

EUVD-2026-63494

Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tlsbuiltin.c, the mgtlsinit function stores the bundle in tls-cabundleder while tls-cader.len remains...

PYSEC-2026-3677 Lemur: Sub-CA creation never checks `AuthorityPermission` on the parent authority

Summary Repo under test: https://github.com/Netflix/lemur When ADMINONLYAUTHORITYCREATION=False an explicitly supported and documented configuration, POST /api/1/authorities with type=subca never verifies that the caller holds AuthorityPermission on the supplied parent authority. The parent field...

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

SummaryRepo under test: https://github.com/Netflix/lemurWhen ADMINONLYAUTHORITYCREATION=False an explicitly supported and documented configuration, POST /api/1/authorities with type=subca never verifies that the caller holds AuthorityPermission on the supplied parent authority. The parent field i...

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

Summary Repo under test: https://github.com/Netflix/lemur When ADMINONLYAUTHORITYCREATION=False an explicitly supported and documented configuration, POST /api/1/authorities with type=subca never verifies that the caller holds AuthorityPermission on the supplied parent authority. The parent field...

GHSA-G7P5-89MH-248H Lemur: Sub-CA creation never checks `AuthorityPermission` on the parent authority

Summary Repo under test: https://github.com/Netflix/lemur When ADMINONLYAUTHORITYCREATION=False an explicitly supported and documented configuration, POST /api/1/authorities with type=subca never verifies that the caller holds AuthorityPermission on the supplied parent authority. The parent field...

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-2026-57826

An issue was discovered in openHiTLS 0.2.0 through 0.3.2. In the X.509 certificate chain verification, the basic constraints extension and CA flag processing of intermediate CAs are only verified for v3 certificates, and v1/v2 certificates are ignored...

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...

EUVD-2026-61156

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

Netflix Lemur before 1.9.3 allowed any authenticated non-read-only user to create a sub-CA chained to an internal root they lacked permission for, since AuthorityPermission was never checked on the parent authority when ADMIN_ONLY_AUTHORITY_CREATION was false. The resulting intermediate's private...

CVE-2026-48508 Lemur: Authorization bypass in StrictRolePermission / AuthorityCreatorPermission

Lemur manages TLS certificate creation. Prior to 1.9.1, StrictRolePermission and AuthorityCreatorPermission in lemur/auth/permissions.py call flaskprincipal.Permission.init with zero Need objects when ADMINONLYAUTHORITYCREATION and LEMURSTRICTROLEENFORCEMENT are unset because both flags default t...

CVE-2026-57826

An issue was discovered in openHiTLS 0.2.0 through 0.3.2. In the X.509 certificate chain verification, the basic constraints extension and CA flag processing of intermediate CAs are only verified for v3 certificates, and v1/v2 certificates are ignored...

PT-2026-77284

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 ADMIN ONLY AUTHORITY CREATION was false. AssociatedAuthoritySchema resolved the caller-supplied parent and passed it through authority...

CVE-2026-57826

openHiTLS versions 0.2.0 through 0.3.2 contain a critical vulnerability (CVSS 9.8 ) in X.509 certificate chain verification . The basic constraints extension and CA flag of intermediate CAs are only validated for v3 certificates; v1 and v2 certificates are silently ignored, allowing an attacker t...

EUVD-2026-61278

An issue was discovered in openHiTLS 0.2.0 through 0.3.2. In the X.509 certificate chain verification, the basic constraints extension and CA flag processing of intermediate CAs are only verified for v3 certificates, and v1/v2 certificates are ignored...