JLSEC-2026-738 Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA

Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key Usage extension is present, but chain-supplied temporary CAs WOLFSSLTEMPCA added while building a certificate path were previously exempt...

Linux Distros Unpatched Vulnerability : CVE-2026-55964

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key...

CVE-2026-55964

Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key Usage extension is present, but chain-supplied temporary CAs WOLFSSLTEMPCA added while building a certificate path were previously exempt...

CVE-2026-55964

Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key Usage extension is present, but chain-supplied temporary CAs WOLFSSLTEMPCA added while building a certificate path were previously exempt...

CVE-2026-55964 Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA (temporary CA exemption)

Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key Usage extension is present, but chain-supplied temporary CAs WOLFSSLTEMPCA added while building a certificate path were previously exempt...

CVE-2026-55964

CVE-2026-55964 describes a change in certificate path validation affecting OpenSSL-compatibility path building (X509_verify_cert / X509_STORE). Previously, chain-supplied temporary CAs (WOLFSSL_TEMP_CA) could be accepted as signing CAs even if the intermediate CA had CA:TRUE but lacked keyCertSig...

CVE-2026-55964

Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key Usage extension is present, but chain-supplied temporary CAs WOLFSSLTEMPCA added while building a certificate path were previously exempt...

CVE-2026-55964 Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA (temporary CA exemption)

Chain intermediate CA:TRUE without keyCertSign accepted as a signing CA. Intermediate CA certificates are required to have the keyCertSign key usage when a Key Usage extension is present, but chain-supplied temporary CAs WOLFSSLTEMPCA added while building a certificate path were previously exempt...

CVE-2026-6091

Partial-chain certificate verification may accept chains that terminate at a peer-supplied, untrusted intermediate certificate rather than a trusted anchor. An attacker could present a chain that ends at an intermediate they control and have it accepted as valid. This affects the OpenSSL...

node-forge: Forge (node-forge): Certificate validation bypass allows unauthorized certificate issuance

A flaw was found in Forge also known as node-forge, a JavaScript implementation of Transport Layer Security TLS. The pki.verifyCertificateChain function does not properly enforce certificate validation rules. This oversight allows an intermediate certificate that lacks specific security extension...

Unity Linux 20.1060e / 20.1070e Security Update: mutt (UTSA-2026-016642)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016642 advisory. Mutt before 1.14.3 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate. Tenable has...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, aimed at developers working with embedded systems. wolfSSL CyaSSL contains security vulnerabilities; these vulnerabilities stem from the parsing of URI names during certificate chain...

MiracleLinux 4 : nspr-4.10.2-1.AXS4, nss-3.15.3-6.0.1.AXS4, nss-util-3.15.3-1.AXS4 (AXSA:2014-054:01)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2014-054:01 advisory. nss: Network Security Services NSS is a set of libraries designed to support cross-platform development of security-enabled client and server...

CVE-2023-5594

CVE-2023-5594 describes improper validation of the server’s certificate chain in the secure traffic scanning feature, causing intermediate certificates signed with MD5 or SHA-1 to be treated as trusted. Multiple sources (NVD, CVE List, CNNVD, PRION/PRION-like entries, and EUVD) tie this to ESET s...

SUSE CVE-2009-5138

GnuTLS before 2.7.6, when the GNUTLSVERIFYALLOWX509V1CACRT flag is not enabled, treats version 1 X.509 certificates as intermediate CAs, which allows remote attackers to bypass intended restrictions by leveraging a X.509 V1 certificate from a trusted CA to issue new certificates, a different...

SUSE CVE-2015-4680

FreeRADIUS 2.2.x before 2.2.8 and 3.0.x before 3.0.9 does not properly check revocation of intermediate CA certificates...

SUSE CVE-2020-14154

Mutt before 1.14.3 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate...

ALPINE-CVE-2022-40617

strongSwan before 5.9.8 allows remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity and intermediate CA certificate that contains a CRL/OCSP URL that points to a server under the attacker's control that doesn't properly respond but for example jus...

Mageia: Security Advisory (MGASA-2014-0006)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

OESA-2021-1399 mutt security update

Mutt is a small but very powerful text-based mail client for Unix operating systems. Security Fixes: Mutt before 1.14.3 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate.CVE-2020-14154...