PT-2026-55886

☕ Apache Camel critical alert: CVE-2026-43867 hits the camel-pqc component. Post-quantum key metadata deserialized via ObjectInputStream with zero ObjectInputFilter — unauthenticated RCE risk at CVSS 9.8. Check your Camel builds now. AppSec Apache https://t.co/iaMBNrOfI0 https://t.co/mkIJ19Sd5Y...

Improper Input Validation

phpoffice/phpspreadsheet is vulnerable to Improper Input Validation. The vulnerability is due to insufficient validation of PHP stream wrappers, where the wrapper check can be bypassed using malformed phar:/// paths, which allows an attacker to exploit the phar stream wrapper to bypass security...

CVE-2021-23727

This affects the package celery before 5.2.2. It by default trusts the messages and metadata stored in backends result stores. When reading task metadata from the backend, the data is deserialized. Given that an attacker can gain access to, or somehow manipulate the metadata within a celery...

CVE-2019-1373

A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'...