CVE-2026-39395

A flaw was found in Cosign, a tool for code signing and transparency for containers and binaries. A remote attacker could exploit this vulnerability by providing malformed payloads or attestations with mismatched predicate types. This could lead to Cosign erroneously reporting a "Verified OK"...

Security Bulletin: Signature Verification Bypass Vulnerability in auth0/node-jws (HS256, ≤ v3.2.2 & v4.0.0) affects watsonx.data

Summary A vulnerability in auth0/node-jws allows attackers to bypass signature verification when using the HS256 algorithm under certain conditions. The issue occurs when applications rely on user-controlled data for HMAC secret lookup during verification. This can affect watsonx.data...

WordPress Pinterest Site Verification plugin using Meta Tag plugin <= 1.8 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'post_var' vulnerability

Authenticated Subscriber+ Stored Cross-Site Scripting via 'postvar' vulnerability discovered by Nabil Irawan - Heroes Cyber Security in WordPress Plugin Pinterest Site Verification plugin using Meta Tag versions = 1.8...

CVE-2026-5167

The Masteriyo LMS – Online Course Builder for eLearning, LMS & Education plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key in versions up to and including 2.1.7. This is due to insufficient webhook signature verification in the handlewebhook function. The...

CVE-2026-3480

The WP Blockade plugin for WordPress is vulnerable to Missing Authorization in all versions up to and including 0.9.14. The plugin registers an adminpost action hook 'wp-blockade-shortcode-render' that maps to the rendershortcodepreview function. This function lacks any capability check...

CVE-2026-5167 Masteriyo LMS <= 2.1.7 - Unauthenticated Authorization Bypass to Arbitrary Order Completion via Stripe Webhook Endpoint

The Masteriyo LMS – Online Course Builder for eLearning, LMS & Education plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key in versions up to and including 2.1.7. This is due to insufficient webhook signature verification in the handlewebhook function. The...

CVE-2026-5167 Masteriyo LMS <= 2.1.7 - Unauthenticated Authorization Bypass to Arbitrary Order Completion via Stripe Webhook Endpoint

The Masteriyo LMS – Online Course Builder for eLearning, LMS & Education plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key in versions up to and including 2.1.7. This is due to insufficient webhook signature verification in the handlewebhook function. The...

CVE-2026-3477

CVE-2026-3477 concerns the PZ Frontend Manager plugin for WordPress (versions up to 1.0.6). The vulnerability stems from the AJAX handler pzfm_user_request_action_callback(), registered via wp_ajax_pzfm_user_request_action, which lacks both capability checks and nonce verification. When the reque...

CVE-2026-3142 Pinterest Site Verification plugin using Meta Tag <= 1.8 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'post_var'

The Pinterest Site Verification plugin using Meta Tag plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'postvar' parameter in versions up to, and including, 1.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers,...

CVE-2026-3142 Pinterest Site Verification plugin using Meta Tag <= 1.8 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'post_var'

The Pinterest Site Verification plugin using Meta Tag plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'postvar' parameter in versions up to, and including, 1.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers,...

CVE-2026-3480 WP Blockade <= 0.9.14 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Shortcode Execution via 'shortcode' Parameter

The WP Blockade plugin for WordPress is vulnerable to Missing Authorization in all versions up to and including 0.9.14. The plugin registers an adminpost action hook 'wp-blockade-shortcode-render' that maps to the rendershortcodepreview function. This function lacks any capability check...

CVE-2026-32280

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls...

CVE-2026-32280

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls...

UBUNTU-CVE-2026-32280

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls...

CVE-2026-32280

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls...

CVE-2026-32280 Unexpected work during chain building in crypto/x509

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls...

CVE-2026-32280

CVE-2026-32280 affects Go’s crypto/x509 (and Go’s crypto/tls by propagation) where, during chain building, VerifyOptions.Intermediates can trigger unbounded work when many intermediates are supplied, enabling denial of service. The OpenSUSE advisories and the NVD entry confirm the issue as a chai...

CVE-2026-33810

When verifying a certificate chain containing excluded DNS constraints, these constraints are not correctly applied to wildcard DNS SANs which use a different case than the constraint. This only affects validation of otherwise trusted certificate chains, issued by a root CA in the...

CVE-2026-33810 Case-sensitive excludedSubtrees name constraints cause Auth Bypass in crypto/x509

When verifying a certificate chain containing excluded DNS constraints, these constraints are not correctly applied to wildcard DNS SANs which use a different case than the constraint. This only affects validation of otherwise trusted certificate chains, issued by a root CA in the...

CVE-2026-33810

CVE-2026-33810 affects the Go crypto/x509 certificate chain validation. The issue occurs when verifying a chain with excluded DNS constraints: constraints are not consistently applied to wildcard DNS SANs if the SANs’ case differs from the constraint, which can affect validation of otherwise trus...