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High 8.2
decode-uri-component: Denial of service via quadratic replacement of percent-encoded runs
decode-uri-component provides a more robust alternative to decodeURIComponent. Prior to 0.5.1, decodeUriComponent in index.js falls back to customDecodeURIComponent after native decoding throws, and the fallback collects every distinct percent-encoded run bef…
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High 7.5
body-parser vulnerable to Denial of Service via trailing bytes after a compressed request body
body-parser is body parsing middleware for Node.js and Express. In versions before 1.20.9 and in versions from 2.0.0 before 2.4.0, a single request can crash any application using body-parser with default options. When a request carries a Content-Encoding suc…
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High 8.2
follow-redirects array-form headers bypass cross-origin credential stripping
follow-redirects is a Node.js HTTP and HTTPS client wrapper that automatically follows redirects. From version 1.16.0 to before version 1.16.1, follow-redirects removes sensitive credential headers (Authorization, Proxy-Authorization, Cookie, and any caller-d…
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High 7.5
brace-expansion: DoS via uncontrolled recursion on nested brace groups causing stack exhaustion
The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to 1.1.20, 2.1.6, 3.0.8, and 5.0.11, deeply nested brace groups cause expand_() to recurse once per nesting level at comma-member and single-set expansion sit…
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High 7.5
brace-expansion: DoS via uncontrolled recursion in parseCommaParts causing stack exhaustion
The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to 1.1.19, 2.1.5, 3.0.7, and 5.0.10, crafted brace patterns can exhaust the native stack in parseCommaParts because parseCommaParts recursively processes the …
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High 7.5
source-map-js through 1.2.1 Event Loop Denial of Service
source-map-js through 1.2.1 fails to validate the per-section offset line value in indexed source maps, allowing attackers to specify arbitrary numeric values. Attackers can supply extremely large offset line values that cause synchronous event loop blocking …
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High 7.5
uri-js through 4.4.1 Denial of Service via removeDotSegments
uri-js through 4.4.1 contains a denial of service vulnerability in the removeDotSegments function that loops infinitely when a path segment begins with Unicode line or paragraph separators. Attackers can trigger this by calling removeDotSegments directly or t…
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High 7.5
brace-expansion: DoS via unbounded intermediate arrays, bypassing the CVE-2026-14257 mitigation
The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to 1.1.18, 2.1.4, 3.0.6, and 5.0.9, expand() does not apply maxLength while constructing comma-alternative intermediate arrays or padded sequences, allowing a…
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High 7.5
brace-expansion DoS via unbounded expansion length causing an out-of-memory process crash
brace-expansion through 5.0.7 is vulnerable to denial of service via memory exhaustion. The expand() function limits the number of results with a max option (default 100,000) but does not bound the length of each result string. By chaining multiple brace grou…
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High 7.5
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…
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High 7.5
ws: Memory exhaustion DoS from tiny fragments and data chunks
ws is an open source WebSocket client and server for Node.js. All versions from 1.1.0 up to (but not including) 5.2.5, from 6.0.0 up to 6.2.4, from 7.0.0 up to 7.5.11, and from 8.0.0 up to 8.21.0 are affected by a memory exhaustion DoS vulnerability. A peer c…
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High 7.5
form-data does not escape CR/LF/quote in multipart field names and filenames (CRLF injection)
form-data is a library for creating readable multipart/form-data streams. In versions through 4.0.5, the `field` argument to `FormData#append` and the `filename` option are concatenated verbatim into the `Content-Disposition` header without escaping carriage …
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High 7.7
tmp: Path Traversal via unsanitized prefix/postfix enables directory escape
tmp is a temporary file and directory creator for node.js. Prior to 0.2.6, the tmp npm package contains a path traversal vulnerability that allows escaping the intended temporary directory when untrusted data flows into the prefix, postfix, or dir options. By…
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High 8.9
flatted: Prototype Pollution via parse()
flatted is a circular JSON parser. Prior to version 3.4.2, the parse() function in flatted can use attacker-controlled string values from the parsed JSON as direct array index keys, without validating that they are numeric. Since the internal input buffer is …
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High 7.5
flatted: Unbounded recursion DoS in parse() revive phase
flatted is a circular JSON parser. Prior to 3.4.0, flatted's parse() function uses a recursive revive() phase to resolve circular references in deserialized JSON. When given a crafted payload with deeply nested or self-referential $ indices, the recursion dep…
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High 7.5
minimatch has a ReDoS: matchOne() combinatorial backtracking via multiple non-adjacent GLOBSTAR segments
minimatch is a minimal matching utility for converting glob expressions into JavaScript RegExp objects. Prior to version 10.2.3, 9.0.7, 8.0.6, 7.4.8, 6.2.2, 5.1.8, 4.2.5, and 3.1.3, `matchOne()` performs unbounded recursive backtracking when a glob pattern co…
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High 7.5
Regular Expression Denial of Service (ReDoS) in cross-spawn
Versions of the package cross-spawn before 6.0.6, from 7.0.0 and before 7.0.5 are vulnerable to Regular Expression Denial of Service (ReDoS) due to improper input sanitization. An attacker can increase the CPU usage and crash the program by crafting a very la…
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High 7.5CVE-2024-45590 Public exploit
body-parser vulnerable to denial of service when url encoding is enabled
body-parser is Node.js body parsing middleware. body-parser <1.20.3 is vulnerable to denial of service when url encoding is enabled. A malicious actor using a specially crafted payload could flood the server with a large number of requests, resulting in denia…
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High 7.5
path-to-regexp outputs backtracking regular expressions
path-to-regexp turns path strings into a regular expressions. In certain cases, path-to-regexp will output a regular expression that can be exploited to cause poor performance. Because JavaScript is single threaded and regex matching runs on the main thread, …
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High 7.5
Denial of service when handling a request with many HTTP headers in ws
ws is an open source WebSocket client and server for Node.js. A request with a number of headers exceeding theserver.maxHeadersCount threshold could be used to crash a ws server. The vulnerability was fixed in ws@8.17.1 (e55e510) and backported to ws@7.5.10 (…
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High 7.3
Follow Redirects improperly handles URLs in the url.parse() function
Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacke…
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High 7.1CVE-2022-46175 Public exploit
Prototype Pollution in JSON5 via Parse Method
JSON5 is an extension to the popular JSON file format that aims to be easier to write and maintain by hand (e.g. for config files). The `parse` method of the JSON5 library before and including versions 1.0.1 and 2.2.1 does not restrict parsing of keys named `…
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High 7.5CVE-2022-38900 EPSS 23%
decode-uri-component vulnerable to Denial of Service (DoS)
decode-uri-component 0.2.0 is vulnerable to Improper Input Validation resulting in DoS.
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High 7.5
qs vulnerable to Prototype Pollution
qs before 6.10.3, as used in Express before 4.17.3 and other products, allows attackers to cause a Node process hang for an Express application because an __ proto__ key can be used. In many typical Express use cases, an unauthenticated remote attacker can pl…
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High 7.1
Uncaught exception in engine.io
Engine.IO is the implementation of transport-based cross-browser/cross-device bi-directional communication layer for Socket.IO. A specially crafted HTTP request can trigger an uncaught exception on the Engine.IO server, thus killing the Node.js process. This …
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High 7.5
minimatch ReDoS vulnerability
A vulnerability was found in the minimatch package. This flaw allows a Regular Expression Denial of Service (ReDoS) when calling the braceExpand function with specific arguments, resulting in a Denial of Service.
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High 7.8
file.copy operations in GruntJS are vulnerable to a TOCTOU race condition leading to arbitrary file write in gruntjs/grunt
file.copy operations in GruntJS are vulnerable to a TOCTOU race condition leading to arbitrary file write in GitHub repository gruntjs/grunt prior to 1.5.3. This vulnerability is capable of arbitrary file writes which can lead to local privilege escalation to…
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High 7.1
Path Traversal in gruntjs/grunt
Path Traversal in GitHub repository gruntjs/grunt prior to 1.5.2.
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High 8.0CVE-2022-0155 Public exploit
Exposure of Private Personal Information to an Unauthorized Actor in follow-redirects/follow-redirects
follow-redirects is vulnerable to Exposure of Private Personal Information to an Unauthorized Actor
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High 7.3
Prototype Pollution
This affects the package set-value before <2.0.1, >=3.0.0 <4.0.1. A type confusion vulnerability can lead to a bypass of CVE-2019-10747 when the user-provided keys used in the path parameter are arrays.
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High 7.2
Command Injection
Lodash versions prior to 4.17.21 are vulnerable to Command Injection via the template function.
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High 7.5
Resource exhaustion in engine.io
Engine.IO before 4.0.0 allows attackers to cause a denial of service (resource consumption) via a POST request to the long polling transport.
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High 7.5
Resource exhaustion in socket.io-parser
socket.io-parser before 3.4.1 allows attackers to cause a denial of service (memory consumption) via a large packet because a concatenation approach is used.
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High 7.3
Prototype Pollution
This affects the package ini before 1.3.6. If an attacker submits a malicious INI file to an application that parses it with ini.parse, they will pollute the prototype on the application. This can be exploited further depending on the context.
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High 7.1
Arbitrary Code Execution
The package grunt before 1.3.0 are vulnerable to Arbitrary Code Execution due to the default usage of the function load() instead of its secure replacement safeLoad() of the package js-yaml inside grunt.file.readYAML.
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High 7.4CVE-2020-8203 Public exploit
Prototype Pollution in lodash
Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.
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High 8.2
Regular Expression Denial of Service in websocket-extensions (NPM package)
websocket-extensions npm module prior to 0.1.4 allows Denial of Service (DoS) via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequen…
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High 7.3
dot-prop Prototype Pollution vulnerability
Prototype pollution vulnerability in dot-prop npm package versions before 4.2.1 and versions 5.x before 5.1.1 allows an attacker to add arbitrary properties to JavaScript language constructs such as objects.
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High 7.5CVE-2019-20149 Public exploit
Validation Bypass in kind-of
ctorName in index.js in kind-of v6.0.2 allows external user input to overwrite certain internal attributes via a conflicting name, as demonstrated by 'constructor': {'name':'Symbol'}. Hence, a crafted payload can overwrite this builtin attribute to manipulate…
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High 7.5
Regular Expression Denial of Service in minimatch
Minimatch is a minimal matching utility that works by converting glob expressions into JavaScript `RegExp` objects. The primary function, `minimatch(path, pattern)` in Minimatch 3.0.1 and earlier is vulnerable to ReDoS in the `pattern` parameter.