ALPINE-CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

UBUNTU-CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

CVE-2026-21713

CVE-2026-21713 (Node.js HMAC timing side-channel) involves a non-constant-time comparison in HMAC verification, exposing potential timing information proportional to the number of matching bytes. The issue is present across 20.x, 22.x, 24.x, and 25.x releases. The advisories note that Node.js alr...

CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

CVE-2026-21713

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models where high-resolution timing measurements are possible, this behavior...

Node.js 安全漏洞

Node.js is an open-source, cross-platform JavaScript runtime environment developed by the Node.js community. Versions 20.x, 22.x, 24.x, and 25.x of Node.js have security vulnerabilities. These vulnerabilities stem from HMAC verification using a comparison that does not maintain constant time, whi...

Updated nodejs packages fix security vulnerabilities

Incomplete fix for CVE-2026-21637: loadSNI in tlswrap.js lacks try/catch leading to Remote DoS. CVE-2026-21637 Denial of Service via proto header name in req.headersDistinct Uncaught TypeError crashes Node.js process. CVE-2026-21710 Timing side-channel in HMAC verification via memcmp in...

CVE-2026-4662

The JetEngine plugin for WordPress is vulnerable to SQL Injection via the listingloadmore AJAX action in all versions up to, and including, 3.8.6.1. This is due to the filteredquery parameter being excluded from the HMAC signature validation allowing attacker-controlled input to bypass security...

Observable Timing Discrepancy

Overview Affected versions of this package are vulnerable to Observable Timing Discrepancy due to the cryptohmac.cc module using memcmp, a non-constant-time comparison function to validate user-provided HMAC signatures, rather than the timing-safe equivalents used elsewhere in the codebase. An...

Linux Distros Unpatched Vulnerability : CVE-2026-21713

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information...

EUVD-2026-14743

The JetEngine plugin for WordPress is vulnerable to SQL Injection via the listingloadmore AJAX action in all versions up to, and including, 3.8.6.1. This is due to the filteredquery parameter being excluded from the HMAC signature validation allowing attacker-controlled input to bypass security...

CVE-2026-4662

The JetEngine plugin for WordPress is vulnerable to SQL Injection via the listingloadmore AJAX action in all versions up to, and including, 3.8.6.1. This is due to the filteredquery parameter being excluded from the HMAC signature validation allowing attacker-controlled input to bypass security...

WordPress plugin JetEngine SQL注入漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows users to create personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application that can be installed t...

CVE-2026-33143

OneUptime is a solution for monitoring and managing online services. Prior to version 10.0.34, the WhatsApp POST webhook handler /notification/whatsapp/webhook processes incoming status update events without verifying the Meta/WhatsApp X-Hub-Signature-256 HMAC signature, allowing any...

PT-2026-36461

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A DMA corruption issue exists in the caam crypto component when using long hmac keys. When a key exceeds the block size, it is copied and hashed into the real key. The memory allocated f...

CVE-2026-22202

wpDiscuz before 7.6.47 contains a cross-site request forgery vulnerability that allows attackers to delete all comments associated with an email address by crafting a malicious GET request with a valid HMAC key. Attackers can embed the deletecomments action URL in image tags or other resources to...

CVE-2026-31889 Shopware has a potential take over of app credentials

Shopware is an open commerce platform. Prior to 6.6.10.15 and 6.7.8.1, a vulnerability in the Shopware app registration flow that could, under specific conditions, allow attackers to take over the communication channel between a shop and an app. The legacy app registration flow used HMAC‑based...

CVE-2026-30223 OliveTin: JWT Audience Validation Bypass in Local Key and HMAC Modes

OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.11.1, when JWT authentication is configured using either "authJwtPubKeyPath" local RSA public key or "authJwtHmacSecret" HMAC secret, the configured audience value authJwtAud is not enforced during toke...