aiohttp: CRLF injection in multipart headers

Summary Attacker-controlled input included into multipart/payload headers can be used to modify a request to inject additional headers or similar. Impact In the unlikely situation that an application is passing user-controlled strings into MultipartWriter.appendheaders=... or Payload.headers, the...

React Router: Potential CSRF via PUT/PATCH/DELETE document requests

Certain CSRF checks in React Router v7 Framework Mode were insufficient and run on POST requests, but were bypassed on PUT/PATCH/DELETE requests. This is a low severity vulnerability because modern browser protections CORS preflight, SameSite cookies already block the cross-origin attack vectors...

Vitest Browser: Exposed Browser Mode API Can Proxy CDP and Overwrite Config Files, Leading to RCE

Summary Vitest Browser Mode exposes a cdp API that forwards raw Chrome DevTools Protocol CDP methods over the Vitest browser WebSocket RPC. CDP is not gated by browser.api.allowWrite, browser.api.allowExec, api.allowWrite, or api.allowExec. As a result, disabling Browser Mode write and exec...

DOMPurify: SAFE_FOR_TEMPLATES bypass - template expressions survive sanitization inside <template> content when using DOM output modes

Summary When DOMPurify is configured with both SAFEFORTEMPLATES: true and RETURNDOM: true or INPLACE: true, an attacker can inject template expressions, such as $evil, evil, or , that survive the sanitization pass inside element content. This bypasses the explicit purpose of SAFEFORTEMPLATES, whi...

DOMPurify IN_PLACE Sanitization Bypass via Attached Shadow Root Inside <template>.content

If the HTML you give it contains a element, and inside that template there's an element with a shadow DOM attached to it, DOMPurify quietly skips over the shadow contents. Whatever the attacker put in there - an image with an onerror handler, a link with a javascript: URL, even a full script -...

DOMPurify: `IN_PLACE` mode trusts attacker-controlled `nodeName` on live non-form nodes, allowing script retention and XSS via attacker-supplied DOM objects

Summary When DOMPurify.sanitizeroot, INPLACE: true is called on an attacker-supplied live DOM node, DOMPurify still trusts currentNode.nodeName for non-form nodes in the main sanitizeElements pipeline. A real child node whose observable nodeName is attacker-controlled can therefore be misclassifi...

DOMPurify: Hook mutation of `data.allowedTags` / `data.allowedAttributes` permanently pollutes `DEFAULT_ALLOWED_TAGS` / `DEFAULT_ALLOWED_ATTR`

Hook mutation of data.allowedTags / data.allowedAttributes permanently pollutes DEFAULTALLOWEDTAGS / DEFAULTALLOWEDATTR CWE: CWE-501 Trust Boundary Violation — hook-scoped mutation leaks to global default sets via CWE-693 Protection Mechanism Failure — the default allow-list is silently widened f...

DOMPurify: Cross-realm IN_PLACE sanitization leaves executable markup intact via realm-bound `instanceof` checks

Cross-realm INPLACE sanitization leaves executable markup intact via realm-bound instanceof checks CWE: CWE-79 XSS — Improper Neutralization of Input During Web Page Generation via CWE-693 Protection Mechanism Failure — realm-bound instanceof checks fail-open on foreign-realm DOM nodes and CWE-50...

DOMPurify: IN_PLACE mode preserves attributes of a clobbered root element, allowing XSS via attacker-controlled root DOM

INPLACE mode preserves attributes of a clobbered root element, allowing XSS via attacker-controlled root DOM CWE: CWE-79 XSS — Improper Neutralization of Input During Web Page Generation via CWE-693 Protection Mechanism Failure — silent no-op when forceRemove is called on a parent-less node Summa...

PyJWT: Unauthenticated DoS via unbounded Base64URL decoding of unused payload segment in b64=false detached JWS

!NOTE Practical impact depends on whether request body-size limits are enforced upstream proxy/web-server/framework. Deployments with typical body-size caps ≤2 MB bound the amplifier significantly; deployments accepting larger token inputs are more exposed. When verifying detached JWS tokens usin...

PyJWKClient: missing scheme allowlist enables CVE-2024-21643-class SSRF + token forgery via file://, ftp://, data: schemes

!NOTE The library does not directly return non-HTTPS URI contents to the attacker; the chained "plant a JWKS to forge tokens" scenario described in the original report requires additional application-layer flaws attacker write access to a filesystem path, untrusted jku derivation that this fix do...

PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed

!NOTE Exploitation requires a verifier configured with both symmetric and asymmetric algorithms in algorithms=… and a raw-JSON JWK as the key= argument, both contrary to documented usage, hence the High attack-complexity rating. Summary When the verifier is decoding JSON Web Tokens, while...

PyJWT: Algorithm allow-list bypass when decoding with `PyJWK` / `PyJWKClient` keys

!NOTE Scored assuming a deployment where algorithm policy functions as an authentication/authorization boundary. In deployments where the algorithm policy enforces crypto agility only, the practical confidentiality impact is lower and the issue is closer to an integrity-of-policy-enforcement bug...

Nodemailer: CRLF injection in Nodemailer List-* header comments allows arbitrary message header injection

Summary Nodemailer constructs List- headers from the caller-provided list message option using internally prepared header values. The list..comment field is inserted into those prepared values without removing CR \r or LF \n characters. Because prepared headers bypass the normal header-value...

Nodemailer jsonTransport bypasses disableFileAccess and disableUrlAccess during message normalization

Summary Nodemailer's disableFileAccess and disableUrlAccess options are intended to prevent message content and attachments from reading local files or fetching URLs. The normal MIME streaming path enforces those options in MimeNode.getStream. However, jsonTransport serializes messages by calling...

Nodemailer: Improper TLS Certificate Validation in OAuth2 Token Fetch Enables Credential Interception

Summary Nodemailer disables TLS certificate verification in its internal HTTPS fetch client through the use of rejectUnauthorized: false inside lib/fetch/index.js. As a result, OAuth2 token requests trust invalid or self-signed HTTPS certificates and transmit sensitive OAuth credentials over...

Symfony: UrlGenerator Dot-Segment Encoding Skips Every Other Chained `../` or `./` → Generated URL Collapses Off-Route Under RFC 3986 Normalization

Description Symfony\Component\Routing\Generator\UrlGenerator::doGenerate percent-encodes . and .. path segments so that the generated URL still resolves to the originating route after RFC 3986 §5.2.4 dot-segment removal which strict RFC-3986 consumers — routers, reverse proxies, HTTP clients —...

Symfony: HtmlSanitizer URL Parser Deny Gates Underinclusive: Percent-Encoded BiDi Marks and Unicode Whitespace Bypass Visual-Spoofing Defense

Description Symfony\Component\HtmlSanitizer\TextSanitizer\UrlSanitizer::parse rejects URLs containing raw Unicode explicit-direction BiDi formatting characters U+202A–U+202E, U+2066–U+2069 as a defense against visual-spoofing of the rendered href. The check covers only the raw UTF-8 forms of thos...

Symfony: Mailomat Mailer Webhook Parser Reads the HMAC Algorithm from the Request: Signature Algorithm Downgrade

Description Symfony\Component\Mailer\Bridge\Mailomat\Webhook\MailomatRequestParser::validateSignature parses the X-MOM-Webhook-Signature request header as algo=signature and passes the wire-supplied $algo directly to hashhmac when verifying the request against the configured webhook secret. The...

Symfony: IpUtils::PRIVATE_SUBNETS Omits IPv6 Transition Forms (6to4, NAT64, Teredo, IPv4-compatible): SSRF Bypass in NoPrivateNetworkHttpClient

Description Symfony\Component\HttpClient\NoPrivateNetworkHttpClient is documented as a decorator that blocks requests to private networks by default. The list of blocked subnets Symfony\Component\HttpFoundation\IpUtils::PRIVATESUBNETS on 6.4+, a private constant in NoPrivateNetworkHttpClient on 5...

protobufjs: Denial of service through unbounded Any expansion during JSON conversion

Summary protobufjs could recurse without a depth limit while converting decoded messages to plain objects or JSON. This affected generated toObject conversion and the custom google.protobuf.Any JSON conversion path. A crafted protobuf binary payload containing deeply nested Any values could cause...

PyJWKClient unbounded JWKS endpoint requests via attacker-controlled kid values (DoS)

!NOTE The vulnerability surfaces only when a JWKS fetch fails; an attacker can attempt to provoke that with sustained unknown-kid traffic, but the outcome depends on upstream JWKS-endpoint behavior rate limiting, transient errors which is beyond the attacker's control. Impact is reduced auth...

Symfony: Security Firewall Bypass via failure_forward Subrequest: Unauthenticated Access to access_control-Protected GET Routes

Description When a firewall is configured with form-login or any authenticator using DefaultAuthenticationFailureHandler and the failureforward: true option, the handler reads the failurepath parameter from the failing login request and uses it as the path of an internal subrequest dispatched...

protobufjs : Schema-derived names can shadow runtime-significant properties

Summary protobufjs accepted certain schema-derived names that could collide with properties used by protobufjs runtime helpers. The known affected names are fields named hasOwnProperty, field or oneof names such as $type when loaded through protobufjs JSON/reflection descriptors, and service...

form-data: CRLF injection in form-data via unescaped multipart field names and filenames

Summary form-data builds multipart/form-data request bodies. Through v4.0.5, the field name passed to FormDataappend and the filename option are concatenated directly into the Content-Disposition header with no escaping of CR \r, LF \n, or ". An application that uses untrusted input as a field na...

@angular/service-worker: Sensitive Header Leakage on Cross-Origin Redirects in Angular Service Worker

An information disclosure vulnerability exists in the @angular/service-worker package of the Angular framework. When the Service Worker fetches assets, it preserves metadata such as headers from the original request. However, on cross-origin redirects, the Service Worker fails to strip sensitive...

@angular/common: Denial of Service (DoS) via OOM in Date Formatting (formatDate)

A Denial of Service DoS vulnerability exists in the @angular/common package of the Angular framework. The formatDate function, which is also utilized by the standard Angular DatePipe, does not properly limit or validate the length of the format parameter. When parsing a maliciously crafted,...

@angular/common: Weak 32-Bit Cache Key Hashing in `HttpTransferCache` Leading to Cross-Request Data Leakage and State Poisoning

Angular's HttpTransferCache caches HTTP requests made during Server-Side Rendering SSR so that they can be reused during client-side hydration. This avoids repeating the same HTTP requests on the client. The cached responses are stored in TransferState using a cache key generated by hashing reque...

@angular/compiler: Two-Way Property Binding Sanitization Bypass (XSS)

An issue in the @angular/compiler package allows bypassing DOM property sanitization through the use of two-way property bindings. Specifically, when a native DOM property that requires sanitization such as innerHTML, srcdoc, src, href, data, or sandbox is bound using the two-way binding syntax...

Angular: Template and Attribute Namespace Sanitization Bypass (XSS)

An issue in the @angular/compiler and @angular/core packages allows bypassing element and attribute sanitization/validation through specific namespace workarounds. Specifically, namespaced script elements e.g., or were not properly identified as script elements by the Angular template preparser,...

@angular/platform-server: Missing `<noscript>` Raw-Text Serialization Escaping leads to Cross-Site Scripting (XSS) in Angular SSR

A Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino when serializing the content of elements. When rendering dynamic text content inside a element via template bindings such as value or textContent, the template engine expects the browser ...

@angular/platform-server: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

A Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino when serializing the content of raw-text elements such as , , and . domino supports escaping raw-text elements during serialization to prevent closing-tag breakout. However, a Unicode ind...

node-tar applies PAX size override to intermediary GNU long-name/long-link headers, causing tar parser interpretation differential (file smuggling)

Summary tar node-tar applies a PAX extended header's size= record and other PAX overrides to the next header entry of any type, including intermediary metadata headers such as a GNU long-name L or long-link K entry. Per POSIX pax, a PAX extended header x describes the next file entry, not the...

launch-editor: NTLMv2 hash disclosure via UNC path handling on Windows

Summary The launch-editor NPM package accesses arbitrary paths including Windows UNC paths. When a UNC path is opened, Windows automatically attempts NTLM authentication to the remote host, causing the user’s NTLMv2 password hash to be leaked to an attacker-controlled SMB server. This can result ...

vite: `server.fs.deny` bypass on Windows alternate paths

Summary The contents of files that are specified by server.fs.deny can be returned to the browser on Windows. Impact Only apps that match the following conditions are affected: - explicitly exposes the Vite dev server to the network using --host or server.host config option - the sensitive file...

JS-YAML: Quadratic-complexity DoS in merge key handling via repeated aliases

Summary A crafted YAML document can trigger algorithmic CPU exhaustion in js-yaml merge-key processing by repeating the same alias many times in a merge sequence. This causes quadratic parse-time behavior relative to input size and can block a Node.js worker/event loop for seconds with a relative...

@babel/core: Arbitrary File Read via sourceMappingURL Comment

Impact Using @babel/core to compile maliciously crafted code can allow ab attacker to read any source map from the system that is running Babel, if these conditions are all true: - the attacker controls the input source code - the attacker can read the output source code - the attacker knows the...

@angular/service-worker: Request Credential & Cache Policy Stripping

An issue in the @angular/service-worker package compromises the integrity of request-policy enforcement during request reconstruction. When the Angular Service Worker intercepts network requests for matched assets, it reconstructs a new Request object using an internal helper function. During thi...

@angular/common: Denial of Service (DoS) via OOM in Number Formatting (digitsInfo)

A Denial of Service DoS vulnerability exists in the @angular/common package of Angular. The formatNumber function, which is also utilized by DecimalPipe, PercentPipe, and CurrencyPipe, does not properly validate the upper bounds of the digitsInfo parameter. Specifically, the minimum and maximum...

@angular/common: Information Leak via Default Caching of Credentialed Requests in HttpTransferCache

A vulnerability was discovered in @angular/common when Server-Side Rendering SSR and hydration are enabled. The HttpTransferCache utility optimizes hydration by caching outgoing HTTP requests performed during SSR and transferring the cached state to the client-side application via TransferState...

@angular/core: Angular Template and Dynamic Component Namespace Bypass leading to Cross-Site Scripting (XSS)

An issue in the @angular/core package allows bypassing script-execution restrictions during dynamic component creation. Specifically, the dynamic component instantiation mechanism createComponent failed to reject mounting components directly onto a or namespaced script element such as . This...

Symfony: HtmlSanitizer UrlAttributeSanitizer Misses URL Attributes

Description Symfony\Component\HtmlSanitizer\Visitor\AttributeSanitizer\UrlAttributeSanitizer::getSupportedAttributes enumerates the attribute names whose values are scrubbed through UrlSanitizer::sanitize scheme and host allow-lists, javascript: rejection, BiDi check, etc.. The list is 'src',...

Angular Service Worker Policy-Bypass & Credential-Stripping Vulnerabilities

An issue in the @angular/service-worker package compromises the integrity of request-policy enforcement during request reconstruction. When the Angular Service Worker intercepts network requests for matched assets, it reconstructs a new Request object using an internal helper function. During thi...

@angular/platform-server: URL Parser Differential leading to SSRF Allowlist Bypass

An issue in the @angular/platform-server package allows remote attackers to bypass host allowlist constraints and direct server-side outgoing requests to arbitrary external endpoints. This occurs due to a parser differential between the strict WHATWG URL parser used for allowlist validation and t...

tmp: Type-confusion bypass of _assertPath allows path traversal via non-string prefix/postfix/template

Summary The assertPath guard added to [email protected] rejects only string values that contain the substring ... It is bypassed when prefix, postfix, or template is supplied as a non-string value Array, Buffer, or any object whose includes'..' returns falsy but whose stringification still contains ../...

ws: Memory exhaustion DoS from tiny fragments and data chunks

Impact A high volume of exceptionally small fragments and data chunks can be sent by a peer, with modest network traffic, to force the remote peer into allocating and holding structural wrappers that consume far more memory than the default documented message-size limit, leading to process...

Angular Client Hydration DOM Clobbering & Response-Cache Poisoning

To optimize client-side bootstrap in Server-Side Rendered SSR environments, Angular supports Hydration via provideClientHydration. During SSR, Angular serializes the application's runtime state such as cached HttpClient responses and outputs it into the HTML stream as a tag with a predictable...

jsonata: Function Binding Prototype Pollution via hasOwnProperty Override

A weakness has been identified in jsonata-js jsonata up to 2.2.0. The affected element is the function createFrame of the file src/jsonata.js of the component Function Binding Frame System. This manipulation causes improperly controlled modification of object prototype attributes. It is possible ...

Subrion CMS vulnerable to Cross-site Scripting

A vulnerability has been found in Intelliants Subrion CMS up to 4.0.3. Affected by this issue is some unknown functionality of the component Blocks Endpoint. Such manipulation of the argument CSS class name leads to cross site scripting. The attack may be launched remotely. The exploit has been...

Duplicate Advisory: utcp-gql SSRF: CVE-2026-44661 fix not applied to the GraphQL and WebSocket plugins

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-ppx3-28rw-8fpf. This link is maintained to preserve external references. Original Description A vulnerability was detected in universal-tool-calling-protocol python-utcp 1.1.0. This affects an unknown function o...