Security Research

Security Blog

Page 12

critical6 min

How Hardcoded API Keys in WASM Modules Happen in KAP and How to Fix Them

A critical security vulnerability in `wasm/kap/standard-lib/fhelp-impl.kap` exposed hardcoded Gemini API keys directly in source code distributed to end users via WASM modules. The fix replaces the embedded credential with secure environment variable retrieval, preventing credential extraction through browser developer tools or binary inspection.

#hardcoded-secrets#kap-language#wasm+3 more
A
anupamme
Sep 7, 2026
high6 min

How Sensitive Data Exposure happens in Zotero plugins and how to fix it

A high-severity data exposure vulnerability in `Zotero.ts` automatically transmitted complete document metadata—including private notes, attachment paths, and tags—to external LLM services without user consent. The fix replaces broad `item.toJSON()` serialization with explicit field selection, sending only essential bibliographic data.

#security#data-exposure#zotero+3 more
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anupamme
Sep 7, 2026
critical6 min

How User Enumeration Happens in Django Forms and How to Fix It

A critical user enumeration vulnerability in the volunteers application allowed attackers to systematically discover registered email addresses through distinct error messages in signup and password reset forms. The fix replaces specific error messages with generic ones, preventing information disclosure while maintaining application functionality.

#authentication#django#python+2 more
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anupamme
Sep 7, 2026
high10 min

How SQL-injection-style template literal injection happens in JavaScript DOM rendering and how to fix it

A Semgrep rule (`utils.custom.sql-injection-template-literal`) flagged `src/export/SheetMusicView.js` for building a query/markup string out of a JavaScript template literal with untrusted values interpolated directly into it. In this case the sink was an `<option value="${s.id}">${s.name}</option>` string used to build the snippet picker, meaning any snippet name containing `"` or `<` could break out of the attribute and inject arbitrary HTML. The fix introduces an `_escapeHtml()` helper and ro

#xss#javascript#template-literal-injection+3 more
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anupamme
Sep 7, 2026
critical5 min

How Arbitrary Code Execution Happens in protobufjs and How to Fix It

CVE-2026-41242 is a critical vulnerability in protobufjs versions 8.0.0 and earlier that allows attackers to execute arbitrary code by injecting malicious type fields into protobuf definitions. The fix upgrades the dependency from `^8.0.0` to `^8.6.6` in `core/package.json`, eliminating the unsafe code path that processed attacker-controlled type metadata without validation.

#deserialization#protobufjs#nodejs+3 more
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anupamme
Sep 7, 2026
critical7 min

How SQL Injection happens in PHP bulk email systems and how to fix it

A critical SQL injection vulnerability in `admin/utilities/bulkEmailSystem.php` allowed attackers to inject arbitrary SQL through unvalidated database names passed from user input. The fix implements strict input validation using regex pattern matching to ensure only safe database identifiers are processed, preventing exploitation of the bulk email functionality.

#sql-injection#php#input-validation+2 more
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anupamme
Sep 7, 2026
high6 min

How missing dependency update cooldowns happen in GitHub Dependabot configurations and how to fix it

A semgrep scan flagged `.github/dependabot.yml` for lacking a cooldown period, meaning Dependabot would immediately propose updates to brand-new package versions across npm, Bundler, and Docker ecosystems. The fix adds a `cooldown: default-days: 7` block to every `package-ecosystem` entry, forcing a one-week waiting period before newly published releases are considered — reducing exposure to malicious or unstable package drops.

#security#supply-chain#github-actions+3 more
A
anupamme
Sep 7, 2026
critical6 min

How Hardcoded API Key Exposure Happens in Node.js and How to Fix It

A critical vulnerability in `archive/open_claude_code/src/api/client.mjs` exposed five different API providers' credentials through direct `process.env` access. The fix introduced a centralized `readApiKey()` function to enforce secure credential retrieval across Anthropic, OpenAI, Google, and other integrations.

#hardcoded-secrets#nodejs#api-security+3 more
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anupamme
Sep 7, 2026
high8 min

How JavaScript Injection via String Interpolation Happens in Go Wails Applications and How to Fix It

A high-severity JavaScript injection vulnerability in `internal/clusterconfigs/input.go` allowed arbitrary code execution through malicious kubeconfig filenames. The `saveClusterConfigFile` function at line 20 constructed JavaScript code by directly interpolating unsanitized filenames into `window.ExecJS()` calls, enabling attackers to break out of string literals and execute arbitrary JavaScript in the Webview context.

#injection#go#wails-framework+3 more
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anupamme
Sep 7, 2026
high7 min

How Path Traversal Happens in TensorFlow's Data Service and How to Fix It

TensorFlow's data service dispatcher validated dataset IDs against forward-slash traversal attacks but overlooked backslash characters on non-Windows platforms, allowing attackers to escape the root directory. A targeted fix adds explicit backslash validation across all platforms, closing a high-severity path traversal vulnerability in the snapshot management system.

#path-traversal#cpp#tensorflow+2 more
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anupamme
Sep 7, 2026
critical5 min

How Broken Object-Level Authorization happens in Express.js and how to fix it

A critical authorization flaw in `src/v1/routes/index.js` allowed any authenticated API key holder to access arbitrary budgets by manipulating the `budgetSyncId` URL parameter. The fix introduces an environment-based allowlist that validates budget access before processing requests.

#authorization#express-js#bola+3 more
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anupamme
Sep 7, 2026
critical9 min

How Hardcoded Encryption Salts Compromise Credential Storage in Node.js and How to Fix It

A critical vulnerability in `scripts/bench-cpu.js` used a hardcoded static salt (`'byok-relay-salt'`) when deriving encryption keys with scrypt, allowing attackers to decrypt all encrypted credentials if the encryption secret was compromised. The fix replaces the hardcoded salt with cryptographically secure random bytes generated per operation, ensuring each user's encrypted credentials require a unique derived key.

#cryptography#node-js#key-derivation+2 more
A
anupamme
Sep 7, 2026