.NET Denial of Service Vulnerability

Microsoft Security Advisory CVE-2026-26130 – .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0, .NET 9.0, and .NET 10.0. This advisory also provides guidance on what developers can do to...

Shescape escape() leaves bracket glob expansion active on Bash, BusyBox, and Dash

Summary Shescapeescape does not escape square-bracket glob syntax for Bash, BusyBox sh, and Dash. Applications that interpolate the return value directly into a shell command string can cause an attacker-controlled value like secret12 to expand into multiple filesystem matches instead of a single...

.NET Elevation of Privilege Vulnerability

Microsoft Security Advisory CVE-2026-26131 – .NET Elevation of Privilege Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 10.0. This advisory also provides guidance on what developers can do to update their...

Argo Workflows: WorkflowTemplate Security Bypass via podSpecPatch in Strict/Secure Reference Mode

Summary A user who can submit Workflows can completely bypass all security settings defined in a WorkflowTemplate by including a podSpecPatch field in their Workflow submission. This works even when the controller is configured with templateReferencing: Strict, which is specifically documented as...

Shopware vulnerable to a potential take over of app credentials

Summary We identified and fixed a vulnerability in the Shopware app registration flow that could, under specific conditions, allow attackers to take over the communication channel between a shop and an app. By abusing app re‑registration, an attacker could redirect app traffic to an...

Shopware has user enumeration via distinct error codes on Store API login endpoint

Summary The Store API login endpoint POST /store-api/account/login returns different error codes depending on whether the submitted email address belongs to a registered customer CHECKOUTCUSTOMERAUTHBADCREDENTIALS or is unknown CHECKOUTCUSTOMERNOTFOUND. The "not found" response also echoes the...

Shopware: Unauthenticated data extraction possible through store-api.order endpoint

Summary An insufficient check on the filter types for unauthenticated customers allows access to orders of other customers. This is part of the deepLinkCode support on the store-api.order endpoint. Details Data Exposure Depending on the order payload configuration, attackers may retrieve: -...

Keycloak: Improper Access Control Leading to MFA Deletion and Account Takeover in Keycloak Account REST API

A flaw was identified in the Account REST API of Keycloak that allows a user authenticated at a lower security level to perform sensitive actions intended only for higher-assurance sessions. Specifically, an attacker who has already obtained a victim’s password can delete the victim’s registered...

Anytype Heart's gRPC API client challenge verification can be bypassed on localhost

Impact The challenge-based authentication for the local gRPC client API can be bypassed, allowing an attacker to gain access without the 4-digit code. Affected components: - Anytype Desktop all platforms ≤ v0.48.2 - Anytype-CLI headless deployments ≤ v0.1.9 Not affected: - Anytype mobile apps iOS...

Craft CMS Vulnerable to Stored XSS via User Group Name in User Permissions Page

Summary A stored XSS vulnerability exists in the User Permissions page. The User Group name is rendered without proper HTML escaping in the permissions section, allowing an attacker to execute arbitrary JavaScript when another user views or edits a user's permissions. !NOTE This is a separate...

CraftCMS has an RCE vulnerability via relational conditionals in the control panel

A Remote Code Execution vulnerability exists in the Craft CMS 5 conditions system. The BaseElementSelectConditionRule::getElementIds method passes user-controlled string input through renderObjectTemplate -- an unsandboxed Twig rendering function with escaping disabled. Any authenticated Control...

Striae has a hash validation utility vulnerability

Summary A high-severity integrity bypass vulnerability existed in Striae's digital confirmation workflow prior to v3.0.0. Hash-only validation trusted manifest hash fields that could be modified together with package content, allowing tampered confirmation packages to pass integrity checks. Impac...

Umbraco Affected by Vertical Privilege Escalation via Missing Authorization Checks

Description A privilege escalation vulnerability has been identified in Umbraco CMS. Under certain conditions, authenticated backoffice users with permission to manage users, may be able to elevate their privileges due to insufficient authorization enforcement when modifying user group membership...

Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering

Description An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler attributes such as onclick and onload, when used within...

Cosmos EVM: incorrect state handling during nested EVM execution paths

Advisory ID: ASA-2026-002 Component: ICS20 Precompile Status: Resolved Published: March 2026 Contact: [email protected] --- Security Advisory ASA-2026-002 Status: Resolved. A patch is available and all known affected chains have either applied mitigations or upgraded. | Field | Value | | ---...

Traefik: kubernetes gateway rule injection via unescaped backticks in HTTPRoute match values

Summary There is a potential vulnerability in Traefik's Kubernetes Gateway provider related to rule injection. A tenant with write access to an HTTPRoute resource can inject backtick-delimited rule tokens into Traefik's router rule language via unsanitized header or query parameter match values. ...

Unauthorized access to Argo Workflows Template

Summary Workflow templates endpoints allow any client to retrieve WorkflowTemplates and ClusterWorkflowTemplates. Any request with a Authorization: Bearer nothing token can leak sensitive template content, including embedded Secret manifests. Details...

Keycloak: Information disclosure of disabled user attributes via administrative endpoint

A flaw was found in Keycloak. An authenticated user with the view-users role could exploit a vulnerability in the UserResource component. By accessing a specific administrative endpoint, this user could improperly retrieve user attributes that were configured to be hidden. This unauthorized...

Quill has DoS via unbounded read of HTTP response body during notarization

Impact Quill before version v0.7.1 has unbounded reads of HTTP response bodies during the Apple notarization process. Exploitation requires the ability to modify API responses from Apple's notarization service, which is not possible under standard network conditions due to HTTPS with proper TLS...

Quill has unbounded memory allocation via unvalidated size fields in Mach-O binary parsing

Impact Quill before version v0.7.1 contains an unbounded memory allocation vulnerability when parsing Mach-O binaries. Exploitation requires that Quill processes an attacker-supplied Mach-O binary, which is most likely in environments such as CI/CD pipelines, shared signing services, or any...

Quill vulnerable to SSRF via unvalidated URL from Apple notarization log retrieval

Impact Quill before version v0.7.1 contains a Server-Side Request Forgery SSRF vulnerability when attempting to fetch the Apple notarization submission logs. Exploitation requires the ability to modify API responses from Apple's notarization service, which is not possible under standard network...

@siteboon/claude-code-ui Vulnerable to Unauthenticated RCE via WebSocket Shell Injection

Security Advisory: Insecure Default JWT Secret + WebSocket Auth Bypass Enables Unauthenticated RCE via Shell Injection Download: cveclaudecodeuisubmissionv2.zip  Submission Info | Field | Value | |-------|-------| | Package | @siteboon/claude-code-ui | | Ecosystem | npm | | Affected versions | =...

Parse Server vulnerable to user enumeration via email verification endpoint

Impact The email verification endpoint /verificationEmailRequest returns distinct error responses depending on whether an email address belongs to an existing user, is already verified, or does not exist. An attacker can send requests with different email addresses and observe the error codes to...

Parse Server's MFA recovery codes not consumed after use

Impact When multi-factor authentication MFA via TOTP is enabled for a user account, Parse Server generates two single-use recovery codes. These codes are intended as a fallback when the user cannot provide a TOTP token. However, recovery codes are not consumed after use, allowing the same recover...

Parse Server has a protected fields bypass via dot-notation in query and sort

Impact The protectedFields class-level permission CLP can be bypassed using dot-notation in query WHERE clauses and sort parameters. An attacker can use dot-notation to query or sort by sub-fields of a protected field, enabling a binary oracle attack to enumerate protected field values. This...

Parse Server vulnerable to SQL Injection via dot-notation sub-key name in `Increment` operation on PostgreSQL

Impact A SQL injection vulnerability exists in the PostgreSQL storage adapter when processing Increment operations on nested object fields using dot notation e.g., stats.counter. The sub-key name is interpolated directly into SQL string literals without escaping. An attacker who can send write...

Parse Server vulnerable to stored XSS via file upload of HTML-renderable file types

Impact An attacker can upload a file with a file extension or content type that is not blocked by the default configuration of the Parse Server fileUpload.fileExtensions option. The file can contain malicious code, for example JavaScript in an SVG or XHTML file. When the file is accessed via its...

flagd Vulnerable to Allocation of Resources Without Limits or Throttling

Details flagd exposes OFREP /ofrep/v1/evaluate/... and gRPC evaluation.v1, evaluation.v2 endpoints for feature flag evaluation. These endpoints are designed to be publicly accessible by client applications. The evaluation context included in request payloads is read into memory without any size...

Terraform Provider for SendGrid: TLS Session Resumption Bypasses Certificate Authority Trust Store Modifications in Go

Summary A critical vulnerability has been identified at https://security.snyk.io/package/linux/chainguard:latest/terraform-provider-sendgrid, associated with the underlying Go version. If the server's TLS configuration is mutated between connections — for example, a CA is removed from the trusted...

Hono vulnerable to Prototype Pollution possible through __proto__ key allowed in parseBody({ dot: true })

Summary When using parseBody dot: true in HonoRequest, specially crafted form field names such as proto.x could create objects containing a proto property. If the parsed result is later merged into regular JavaScript objects using unsafe merge patterns, this may lead to prototype pollution in the...

actix-web-lab has host header poisoning in redirect middleware can generate attacker-controlled absolute redirects

Summary actix-web-lab redirect middleware uses request-derived host information to construct absolute redirect URLs for example, https://hostnamepath. In deployments without strict host allowlisting, an attacker can supply a malicious Host header and poison the Location response header, causing...

CraftCMS's `ElementSearchController` Affected by Blind SQL Injection

The ElementSearchController::actionSearch endpoint is missing the unset protection that was added to ElementIndexesController in GHSA-2453-mppf-46cj. The exact same SQL injection vulnerability including criteriaorderBy, the original advisory vector works on this controller because the fix was nev...

Parse Server vulnerable to SQL injection via `Increment` operation on nested object field in PostgreSQL

Impact A SQL injection vulnerability exists in the PostgreSQL storage adapter when processing Increment operations on nested object fields using dot notation e.g., stats.counter. The amount value is interpolated directly into the SQL query without parameterization or type validation. An attacker...

CraftCMS vulnerable to reflective XSS via incomplete return URL sanitization

Summary The fix for CVE-2025-35939 in craftcms/cms introduced a striptags call in src/web/User.php to sanitize return URLs before they are stored in the session. However, striptags only removes HTML tags angle brackets -- it does not inspect or filter URL schemes. Payloads like...

@siteboon/claude-code-ui is Vulnerable to Command Injection via Multiple Parameters

Summary Multiple Git-related API endpoints use execAsync with string interpolation of user-controlled parameters file, branch, message, commit, allowing authenticated attackers to execute arbitrary OS commands. Details The claudecodeui application provides Git integration through various API...

Umbraco Backoffice API Allows Unauthorized Modification of Domain Data

Description A broken object-level authorization vulnerability exists in a backoffice API endpoint that allows authenticated users to assign domain-related data to content nodes without proper authorization checks. The issue is caused by insufficient authorization enforcement on the affected API...

sigstore-ruby verifier returns success for DSSE bundles with mismatched in-toto subject digest

Summary Sigstore::Verifierverify does not propagate the VerificationFailure returned by verifyintoto when the artifact digest does not match the digest in the in-toto attestation subject. As a result, verification of DSSE bundles containing in-toto statements returns VerificationSuccess regardles...

Flowise affected by Server-Side Request Forgery (SSRF) in HTTP Node Leading to Internal Network Access

Description: Flowise exposes an HTTP Node in AgentFlow and Chatflow that performs server-side HTTP requests using user-controlled URLs. By default, there are no restrictions on target hosts, including private/internal IP ranges RFC 1918, localhost, or cloud metadata endpoints. This enables...

Parse Server vulnerable to LDAP injection via unsanitized user input in DN and group filter construction

Impact The LDAP authentication adapter is vulnerable to LDAP injection. User-supplied input authData.id is interpolated directly into LDAP Distinguished Names DN and group search filters without escaping special characters. This allows an attacker with valid LDAP credentials to manipulate the bin...

Parse Server: Classes `_GraphQLConfig` and `_Audience` master key bypass via generic class routes

Impact The GraphQLConfig and Audience internal classes can be read, modified, and deleted via the generic /classes/GraphQLConfig and /classes/Audience REST API routes without master key authentication. This bypasses the master key enforcement that exists on the dedicated /graphql-config and...

@appium/support has a Zip Slip arbitrary file write in its ZIP extraction

Summary @appium/support contains a ZIP extraction implementation extractAllTo via ZipExtractor.extract with a path traversal Zip Slip check that is non-functional. The check at line 88 of packages/support/lib/zip.js creates an Error object but never throws it, allowing malicious ZIP entries with...

Parse Server has a rate limit bypass via batch request endpoint

Impact Parse Server's rate limiting middleware is applied at the Express middleware layer, but the batch request endpoint /batch processes sub-requests internally by routing them directly through the Promise router, bypassing Express middleware including rate limiting. An attacker can bundle...

Parse Server OAuth2 authentication adapter account takeover via identity spoofing

Impact The OAuth2 authentication adapter, when configured without the useridField option, only verifies that a token is active via the provider's token introspection endpoint, but does not verify that the token belongs to the user identified by authData.id. An attacker with any valid OAuth2 token...

Parse Server has role escalation and CLP bypass via direct `_Join` table write

Impact Parse Server's internal tables, which store Relation field mappings such as role memberships, can be directly accessed via the REST API or GraphQL API by any client using only the application key. No master key is required. An attacker can create, read, update, or delete records in any...

Parse Server vulnerable to session token exfiltration via `redirectClassNameForKey` query parameter

Impact A vulnerability in Parse Server's query handling allows an authenticated or unauthenticated attacker to exfiltrate session tokens of other users by exploiting the redirectClassNameForKey query parameter. Exfiltrated session tokens can be used to take over user accounts. The vulnerability...

Parse Server has a protected fields bypass via logical query operators

Impact The validation for protected fields only checks top-level query keys. By wrapping a query constraint on a protected field inside a logical operator, the check is bypassed entirely. This allows any authenticated user to query on protected fields to extract field values. All Parse Server...

Sequelize v6 Vulnerable to SQL Injection via JSON Column Cast Type

Summary SQL injection via unescaped cast type in JSON/JSONB where clause processing. The traverseJSON function splits JSON path keys on :: to extract a cast type, which is interpolated raw into CAST... AS SQL. An attacker who controls JSON object keys can inject arbitrary SQL and exfiltrate data...

Parse Server missing audience validation in Keycloak authentication adapter

Impact The Keycloak authentication adapter does not validate the azp authorized party claim of Keycloak access tokens against the configured client-id. A valid access token issued by the same Keycloak realm for a different client application can be used to authenticate as any user on the Parse...

Parse Server vulnerable to stored cross-site scripting (XSS) via SVG file upload

Impact A stored cross-site scripting XSS vulnerability allows any authenticated user to upload an SVG file containing JavaScript. The file is served inline with Content-Type: image/svg+xml and without protective headers, causing the browser to execute embedded scripts in the Parse Server origin...

Parse Server has a bypass of class-level permissions in LiveQuery

Impact Class-level permissions CLP are not enforced for LiveQuery subscriptions. An unauthenticated or unauthorized client can subscribe to any LiveQuery-enabled class and receive real-time events for all objects, regardless of CLP restrictions. All Parse Server deployments that use LiveQuery wit...