CVE-2026-53752 docx4j: Stack Overflow via Cyclic `w:basedOn` Style Chain leads to Denial of Service

docx4j is an open source Java library for creating, editing, and saving OpenXML packages, including DOCX, PPTX, and XLSX files. Prior to 11.5.14, PropertyResolver and adjacent helpers recursively follow the WordprocessingML w:basedOn style inheritance chain without cycle detection. A well-formed...

CVE-2026-53752: Uncontrolled Recursion

docx4j is an open source Java library for creating, editing, and saving OpenXML packages, including DOCX, PPTX, and XLSX files. Prior to 11.5.14, PropertyResolver and adjacent helpers recursively follow the WordprocessingML w:basedOn style inheritance chain without cycle detection. A well-formed...

Stop Scanning My Macro

FireEye Labs detected an interesting evasion strategy in two recent, large Dridex campaigns. These campaigns changed the attachment file-type and location of malicious logic in an attempt to avoid scanners. Overview Both campaigns used an invoice theme and came from a wide variety of sending...

Stop Scanning My Macro

FireEye Labs detected an interesting evasion strategy in two recent, large Dridex campaigns. These campaigns changed the attachment file-type and location of malicious logic in an attempt to avoid scanners. Overview Both campaigns used an invoice theme and came from a wide variety of sending...