CVE-2026-34595 Parse Server: LiveQuery protected-field guard bypass via array-like logical operator value

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.70 and 9.7.0-alpha.18, an authenticated user with find class-level permission can bypass the protectedFields class-level permission setting on LiveQuery subscriptions. By...

CVE-2026-34595 Parse Server: LiveQuery protected-field guard bypass via array-like logical operator value

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.70 and 9.7.0-alpha.18, an authenticated user with find class-level permission can bypass the protectedFields class-level permission setting on LiveQuery subscriptions. By...

CVE-2026-34595

CVE-2026-34595 affects Parse Server LiveQuery: an authenticated user with find class-level permission can bypass the protectedFields guard by submitting a subscription using an array-like object for $or/$and/$nor instead of a real array. This bypass allows the subscription firing to act as a bina...

CVE-2026-34574

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.69 and 9.7.0-alpha.14, an authenticated user can bypass the immutability guard on session fields expiresAt, createdWith by sending a null value in a PUT request to the...

CVE-2026-34574 Parse Server: Session field immutability bypass via falsy-value guard

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.69 and 9.7.0-alpha.14, an authenticated user can bypass the immutability guard on session fields expiresAt, createdWith by sending a null value in a PUT request to the...

CVE-2026-34574

Parse Server vulnerability CVE-2026-34574 affects Parse Server prior to 8.6.69 and 9.7.0-alpha.14. An authenticated user can bypass the immutability guard on session fields (expiresAt, createdWith) by sending a null value in a PUT to the session update endpoint, effectively nullifying session exp...

CVE-2026-34574 Parse Server: Session field immutability bypass via falsy-value guard

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.69 and 9.7.0-alpha.14, an authenticated user can bypass the immutability guard on session fields expiresAt, createdWith by sending a null value in a PUT request to the...

CVE-2026-34573

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.68 and 9.7.0-alpha.12, the GraphQL query complexity validator can be exploited to cause a denial-of-service by sending a crafted query with binary fan-out fragment spreads...

CVE-2026-34573 Parse Server: GraphQL complexity validator exponential fragment traversal DoS

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.68 and 9.7.0-alpha.12, the GraphQL query complexity validator can be exploited to cause a denial-of-service by sending a crafted query with binary fan-out fragment spreads...

CVE-2026-34573 Parse Server: GraphQL complexity validator exponential fragment traversal DoS

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.68 and 9.7.0-alpha.12, the GraphQL query complexity validator can be exploited to cause a denial-of-service by sending a crafted query with binary fan-out fragment spreads...

EUVD-2026-17500

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.68 and 9.7.0-alpha.12, the GraphQL query complexity validator can be exploited to cause a denial-of-service by sending a crafted query with binary fan-out fragment spreads...

CVE-2026-34573

Parse Server exposes a denial-of-service when the GraphQL query complexity validator is enabled (requestComplexity.graphQLDepth or requestComplexity.graphQLFields). In versions prior to 8.6.68 and 9.7.0-alpha.12, a crafted query using binary fan-out fragment spreads can block the Node.js event lo...

EUVD-2026-17473

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.67 and 9.7.0-alpha.11, an attacker can bypass Cloud Function validator access controls by appending "prototype.constructor" to the function name in the URL. When a Cloud...

CVE-2026-34532

Parse Server vulnerability CVE-2026-34532: An attacker could bypass Cloud Function validator access controls by appending "prototype.constructor" to the function name in the URL. When a Cloud Function handler uses the function keyword and its validator is a plain object or arrow function, the tri...

CVE-2026-34532

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.67 and 9.7.0-alpha.11, an attacker can bypass Cloud Function validator access controls by appending "prototype.constructor" to the function name in the URL. When a Cloud...

CVE-2026-34532 Parse Server: Cloud function validator bypass via prototype chain traversal

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.67 and 9.7.0-alpha.11, an attacker can bypass Cloud Function validator access controls by appending "prototype.constructor" to the function name in the URL. When a Cloud...

CVE-2026-34532 Parse Server: Cloud function validator bypass via prototype chain traversal

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.67 and 9.7.0-alpha.11, an attacker can bypass Cloud Function validator access controls by appending "prototype.constructor" to the function name in the URL. When a Cloud...

CVE-2026-34532 Parse Server: Cloud function validator bypass via prototype chain traversal

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.67 and 9.7.0-alpha.11, an attacker can bypass Cloud Function validator access controls by appending "prototype.constructor" to the function name in the URL. When a Cloud...

CVE-2026-34373

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.66 and 9.7.0-alpha.10, the GraphQL API endpoint does not respect the allowOrigin server option and unconditionally allows cross-origin requests from any website. This...

CVE-2026-34373 Parse Server: GraphQL API endpoint ignores CORS origin restriction

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.66 and 9.7.0-alpha.10, the GraphQL API endpoint does not respect the allowOrigin server option and unconditionally allows cross-origin requests from any website. This...