watchTowr sees SharePoint attackers stealing keys that can outlast patches

watchTowr says its honeypots saw attacks within hours of public exploit code, matching founder Benjamin Harris's core security thesis.

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Primary source: BleepingComputer

Why it matters

CVE-2026-50522 shows how stolen authentication material can preserve access after patching, while watchTowr's telemetry demonstrates how quickly public exploit research reaches real attacks.

Illustration of watchTowr's honeypot depicting SharePoint attackers stealing encryption keys that can persist after patches.

Benjamin Harris's watchTowr says attackers began exploiting a critical Microsoft SharePoint vulnerability within hours of public proof-of-concept code appearing, using the access to steal cryptographic keys that may remain useful after administrators patch the affected server.…

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