CVE-2026-61448

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

CVE-2026-61448

Parse Server is affected by a stored XSS in versions 9.0.0–9.9.9 (excluding 9.10.0-alpha.2) and 8.6.0x up to 8.6.83. When a file with an unrecognized extension is uploaded, the client-supplied Content-Type is kept. A malformed Content-Type (not valid type/subtype) can bypass fileUpload.fileExtens...

CVE-2026-61448 Parse Server 9.0.0 Stored XSS via malformed Content-Type

Parse Server is affected by a stored cross-site scripting XSS vulnerability in versions = 9.0.0, 9.10.0-alpha.2 and = 8.6.83. When an uploaded file's extension is not recognized by the mime package, Parse Server preserves the client-supplied Content-Type. A malformed Content-Type that is not a...

PT-2026-57441

Name of the Vulnerable Software and Affected Versions Parse Server versions 9.0.0 through 9.10.0-alpha.1 Parse Server versions 8.x through 8.6.83 Description A stored cross-site scripting XSS issue exists when the software fails to recognize an uploaded file's extension via the mime package,...

CVE-2026-57481

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.13 and 8.6.83, a LiveQuery subscriber could receive object field values they were not authorized to read when a single save changed both an object field and the subscriber'...

CVE-2026-55778

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.11 and 8.6.81, the default fileUpload.fileExtensions blocklist could be bypassed by uploading a file with a non-standard or compound extension and dangerous content type,...

CVE-2026-57480

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.12 and 8.6.82, deeply nested $or, $and, and $nor query condition operators in the REST API or LiveQuery query handling could trigger exponential-time processing in the...

CVE-2026-57481 Parse Server: LiveQuery discloses object data to a subscriber across an ACL read-access change

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.13 and 8.6.83, a LiveQuery subscriber could receive object field values they were not authorized to read when a single save changed both an object field and the subscriber'...

CVE-2026-57481

Parse Server LiveQuery vulnerability: a subscriber could receive object field values the reader is not authorized to read when a single save changed both the object field and the subscriber’s ACL read access, due to leave/enter events using the wrong object state. Affected versions before 9.9.1-a...

CVE-2026-57480

Parse Server is affected by a denial-of-service issue where deeply nested $or, $and, and $nor query operators in REST API or LiveQuery handling can cause exponential-time processing that blocks the Node.js event loop. The vulnerability affects prior releases and is fixed in versions 9.9.1-alpha.1...

CVE-2026-57480 Parse Server: Denial of service via exponential-time processing of deeply nested query operators

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.12 and 8.6.82, deeply nested $or, $and, and $nor query condition operators in the REST API or LiveQuery query handling could trigger exponential-time processing in the...

CVE-2026-55778 Parse Server: Stored XSS via non-standard file extension bypassing file upload extension blocklist

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.9.1-alpha.11 and 8.6.81, the default fileUpload.fileExtensions blocklist could be bypassed by uploading a file with a non-standard or compound extension and dangerous content type,...

CVE-2026-55778

Parse Server is affected by a stored XSS vulnerability where the default fileUpload.fileExtensions blocklist can be bypassed using non-standard or compound extensions paired with a dangerous Content-Type. This enables attacker-supplied content to be served by storage adapters (e.g., S3, GCS) and ...

EUVD-2021-34852

Parse Server before 4.10.0 contains a supply chain vulnerability where incorrect version tags were pushed to the repository linking to unreviewed code in a personal fork. Attackers could exploit this by specifying affected version tags in dependency declarations to execute unreviewed and...

EUVD-2021-34853

Parse Server before 4.10.0 was affected by a supply chain incident in which incorrect version tags were pushed to the official repository pointing to an unreviewed personal fork of a contributor with write access. No releases were published with these tags; a project was exposed only if it define...

CVE-2021-47987

Parse Server before 4.10.0 was affected by a supply chain incident in which incorrect version tags were pushed to the official repository pointing to an unreviewed personal fork of a contributor with write access. No releases were published with these tags; a project was exposed only if it define...

CVE-2021-47986

Parse Server before 4.10.0 contains a supply chain vulnerability where incorrect version tags were pushed to the repository linking to unreviewed code in a personal fork. Attackers could exploit this by specifying affected version tags in dependency declarations to execute unreviewed and...

CVE-2021-47987

Parse Server before 4.10.0 was affected by a supply chain incident in which incorrect version tags were pushed to the official repository pointing to an unreviewed personal fork of a contributor with write access. No releases were published with these tags; a project was exposed only if it define...

CVE-2021-47987 Parse Server - Arbitrary Code Execution via Malicious Version Tags

Parse Server before 4.10.0 was affected by a supply chain incident in which incorrect version tags were pushed to the official repository pointing to an unreviewed personal fork of a contributor with write access. No releases were published with these tags; a project was exposed only if it define...

CVE-2021-47987

Parse Server before 4.10.0 was affected by a supply chain incident in which incorrect version tags were pushed to the official repository pointing to an unreviewed personal fork of a contributor with write access. No releases were published with these tags; a project was exposed only if it define...