What CVE-2025-53770 Teaches Us About Zero-Day…
ID: 675368ca-6e35-5baf-bd96-3eda4396ab4c
STIX ID: report--675368ca-6e35-5baf-bd96-3eda4396ab4c
Feed Name: Binary Defense Blog
Threat Score
This report analyzes CVE-2025-53770—an active SharePoint deserialization exploit attributed to Chinese nation-state groups—and describes the attack chain (WebPart injection → base64/GZip .NET gadget payload → deserialization → LOLBin execution → web shell persistence), warns that brittle path-based detections will be bypassed, and urges behavioral detection and preparedness against likely operationalization by ransomware and other actors.
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