BIT-PARSE-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 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, allowing...

Cross-site Scripting (XSS)

Overview parse-server is a version of the Parse backend that can be deployed to any infrastructure that can run Node.js. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the file upload extension check in FilesRouter in src/FilesRouter and FilesController. An...

Kentico Xperience 跨站脚本漏洞

Kentico Xperience is a digital experience platform from Kentico, Inc. A security vulnerability exists in Kentico Xperience versions prior to 13.0.178 that stems from allowing the upload of .zip files could result in the creation of files with other extensions...

PYSEC-2025-19

picklescan before 0.0.22 only considers standard pickle file extensions in the scope for its vulnerability scan. An attacker could craft a malicious model that uses Pickle and include a malicious pickle file with a non-standard file extension. Because the malicious pickle file inclusion is not...