Deserialization of Untrusted Data

Overview Affected versions of this package are vulnerable to Deserialization of Untrusted Data via the XCom PATCH endpoint PATCH /api/v2/xcomEntries/key that allows an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that...

PYSEC-0000-CVE-2026-42359

A bug in Apache Airflow's XCom PATCH endpoint PATCH /api/v2/xcomEntries/key allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that the matching POST endpoint already validated against FORBIDDENXCOMKEYS. The...

PYSEC-2026-185

A bug in Apache Airflow's XCom PATCH endpoint PATCH /api/v2/xcomEntries/key allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that the matching POST endpoint already validated against FORBIDDENXCOMKEYS. The...

EUVD-2026-33588

A bug in Apache Airflow's XCom PATCH endpoint PATCH /api/v2/xcomEntries/key allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that the matching POST endpoint already validated against FORBIDDENXCOMKEYS. The...

PT-2026-41772

Name of the Vulnerable Software and Affected Versions parse-nested-form-data versions prior to 1.0.1 Description The parseFormData function processes bracket and dot-notation FormData field names into nested objects without filtering reserved property keys. An attacker can use a FormData field na...

CVE-2026-27524

OpenClaw versions prior to 2026.2.21 accept prototype-reserved keys in runtime /debug set override object values, allowing prototype pollution attacks. Authorized /debug set callers can inject proto, constructor, or prototype keys to manipulate object prototypes and bypass command gate restrictio...

OpenClaw's runtime /debug override path accepted prototype-reserved keys

Summary OpenClaw accepted prototype-reserved keys in runtime /debug set override object values proto, constructor, prototype. Impact /debug is disabled by default, and exploitation requires an already authorized /debug set caller. No unauthenticated vector was identified. This issue affects runti...