CVE-2026-59868 js-yaml: YAML merge-key chains can force quadratic CPU consumption

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...

CVE-2026-59868

The CVE-2026-59868 Issue: js-yaml (JavaScript YAML parser/dumper) is vulnerable when merge keys are enabled. From versions 5.0.0 up to 5.2.0, a chain of mappings using merge keys can cause quadratic CPU time on documents that grow linearly, leading to DoS under some inputs. A fix was released 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-2026-59869

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-2026-9731: 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...

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-2026-59868: 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...

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...

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...

@inkeep/agents-api (>=0.73.0, <=0.80.6), @inkeep/agents-cli (>=0.73.0, <=0.80.6) +5 more potentially affected by CVE-2026-53518 via @better-auth/oauth-provider (1.6.9)

@better-auth/oauth-provider NPM version 1.6.9 is affected by a known vulnerability. The following packages have a transitive dependency on @better-auth/oauth-provider and may be impacted: - @inkeep/agents-api =0.73.0, =0.73.0, =0.73.1, =0.73.0, =0.73.1, =0.73.1, =0.73.1, =0.80.6 Source cves:...

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...

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...

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...

Command Injection

Overview react-dev-utils is an includes some utilities used by Create React App. Affected versions of this package are vulnerable to Command Injection via the startBrowserProcess function in react-dev-utils/openBrowser.js. An attacker can execute arbitrary operating system commands by supplying...

nodejs: Node.js: Authentication bypass due to TLS hostname handling and unicode dot separator mismatch

A flaw was found in Node.js. This flaw involves a mismatch in how Node.js handles TLS Transport Layer Security hostnames and unicode dot separators during authentication. This mismatch can lead to a wildcard-depth authentication bypass. An attacker could exploit this to bypass intended security...

nodejs: Node.js: Unauthorized file metadata modification

A flaw was found in Node.js. The Permission API allows a local user to modify file metadata on paths that have been explicitly set as read-only. This can lead to unauthorized changes in file properties, impacting the integrity of the file system...