CVE-2026-59869

js-yaml is a JavaScript YAML parser and dumper. From 3.0.0 before 3.15.0 and from 4.0.0 before 4.3.0, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in...

CVE-2026-59869 js-yaml: YAML merge-key chains can force quadratic CPU consumption

js-yaml is a JavaScript YAML parser and dumper. From 3.0.0 before 3.15.0 and from 4.0.0 before 4.3.0, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in...

CVE-2026-59869 js-yaml: YAML merge-key chains can force quadratic CPU consumption

js-yaml is a JavaScript YAML parser and dumper. From 3.0.0 before 3.15.0 and from 4.0.0 before 4.3.0, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in...

CVE-2026-9731: Cross-Site Request Forgery (CSRF)

The Wp Js Detect plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.9. This is due to missing or incorrect nonce validation on the pluginsettings function. This makes it possible for unauthenticated attackers to update the plugin's...

CVE-2026-59869: Inefficient Algorithmic Complexity

js-yaml is a JavaScript YAML parser and dumper. From 3.0.0 before 3.15.0 and from 4.0.0 before 4.3.0, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in...

PT-2026-56491

Name of the Vulnerable Software and Affected Versions js-yaml versions 5.0.0 through 5.2.0 Description Support for the !!omap tag in YAML11 SCHEMA within src/tag/sequence/omap.ts uses the omapTag.addItem function to perform a linear duplicate-key scan during every insertion. This results in On^2...

CVE-2026-59870: Inefficient Algorithmic Complexity

js-yaml is a JavaScript YAML parser and dumper. From 5.0.0 before 5.2.1, YAML11SCHEMA support for the !!omap tag in src/tag/sequence/omap.ts uses omapTag.addItem to perform a linear duplicate-key scan on every insertion, causing On^2 CPU consumption when yaml.load parses a crafted ordered-map...

CVE-2026-59868: Inefficient Algorithmic Complexity

js-yaml is a JavaScript YAML parser and dumper. From 5.0.0 before 5.2.0, when merge keys are enabled, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in...

PYSEC-2026-1997 urllib3 does not control redirects in browsers and Node.js

urllib3 supports being used in a Pyodide runtime utilizing the JavaScript Fetch API or falling back on XMLHttpRequest. This means you can use Python libraries to make HTTP requests from your browser or Node.js. Additionally, urllib3 provides a mechanism to control redirects. However, the retries...

RLSA-2026:35892 Important: nodejs:22 security, bug fix, and enhancement update

Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fixes: ip-address: ip-address: Cross-site scripting via improper HTML escaping of untrusted input CVE-2026-42338 undici: undici: Denial of Service due to...

CVE-2026-51937

An issue in Oneblog V2.3.9 allows a remote attacker to obtain sensitive information via the RestApiController.java, JsApiTicketComponent.java, and the GetAccessTokenComponent.java component...

Malicious code in xnder-sdk-js (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 0aeeac149a5afa4797eea935b2a54b66fcf2cfd939fce855655208245ba9e5a7 The package's index.js is heavily obfuscated string-array shift/rotate pattern with hex-encoded indices and a while!! decoder loop. Obfuscation of th...

Malicious Package

Overview xnder-sdk-js is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

MAL-2026-6904 Malicious code in winston-js-express (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 3b09a8f94bac51a72427037e5f2c1cd18d46387e0d4d51d53cd401801025bb9f Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview winston-js-express is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

Malicious code in winston-js-express (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 3b09a8f94bac51a72427037e5f2c1cd18d46387e0d4d51d53cd401801025bb9f Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview request-js-validator is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

Malicious code in js-unimode (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 8e9d44c332336a14caee5760aaa5452348e99ccefb9c853091186194c1378a68 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview js-unimode is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package authorship...

MAL-2026-6840 Malicious code in js-unimode (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 8e9d44c332336a14caee5760aaa5452348e99ccefb9c853091186194c1378a68 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...