CVE-2026-16422

Google Chrome on Linux is affected by CVE-2026-16422 due to insufficient validation of untrusted input in the Certificate component. Prior to version 150.0.7871.182, this could allow an attacker with a privileged network position to perform domain spoofing via malicious network traffic. The issue...

CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

PT-2026-57917

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3 EXT d2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and auth att dereference its result without a NULL check. keyid data also dereferences...

CVE-2026-55599

phpseclib is a PHP secure communications library. From 0.1.1 until 1.0.30, 2.0.55, and 3.0.54, when an application validates an untrusted X.509 certificate with phpseclib, X509::validateSignature reads a URL out of that certificate's Authority Information Access AIA extension and connects to it...

CVE-2026-55599

phpseclib is a PHP secure communications library. From 0.1.1 until 1.0.30, 2.0.55, and 3.0.54, when an application validates an untrusted X.509 certificate with phpseclib, X509::validateSignature reads a URL out of that certificate's Authority Information Access AIA extension and connects to it...

CVE-2026-9758

Improper comparison with the certificates trusted list in S2OPC allows an attacker well-formed untrusted certificate to be considered trusted...

CVE-2026-9758

Improper comparison with the certificates trusted list in S2OPC allows an attacker well-formed untrusted certificate to be considered trusted...

CVE-2026-9758

Technical details (affected versions, root cause specifics, exploitation status) are not publicly available in the provided documents. Monitor for updates from CVE sources and connected feeds.

CVE-2026-9758 Improper Certificate Validation in S2OPC

Improper comparison with the certificates trusted list in S2OPC allows an attacker well-formed untrusted certificate to be considered trusted...

EUVD-2026-36003

Improper comparison with the certificates trusted list in S2OPC allows an attacker well-formed untrusted certificate to be considered trusted...

CVE-2026-9758 Improper Certificate Validation in S2OPC

Improper comparison with the certificates trusted list in S2OPC allows an attacker well-formed untrusted certificate to be considered trusted...

CVE-2026-9058

For untrusted certificates that contain the "Authority Information Access - caIssuers URI" extension, Szafir SDK will automatically download the parent CA certificate from the specified URL and will import it to its trust store as a "nonqualified" certificate. In such a case, Szafir SDK returns a...

CVE-2026-9058

For untrusted certificates that contain the "Authority Information Access - caIssuers URI" extension, Szafir SDK will automatically download the parent CA certificate from the specified URL and will import it to its trust store as a "nonqualified" certificate. In such a case, Szafir SDK returns a...

CVE-2026-32253

CVE-2026-32253 (Sunshine) : Sunshine, a self-hosted game stream host for Moonlight, had a vulnerability in client-certificate authentication where the OpenSSL verification results were mishandled in src/crypto.cpp. The custom verify callback treated X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY, X...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, NSS

After accepting an untrusted certificate, handling an empty PKCS7 sequence as part of the certificate data could have led to a crash. This crash is believed to be exploitable. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2026-35389

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

CVE-2026-35389

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

CVE-2026-35389

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...