Mobble
Technology · Cybersecurity · published 2026-08-26 · via BleepingComputer

SharePoint RCE chain exploited in the wild after PoC release

Threat actors are actively exploiting a chain of two Microsoft SharePoint vulnerabilities, CVE-2026-55040 and CVE-2026-63520, to achieve remote code execution on unpatched servers. Public proof-of-concept exploits were released in August, and Defused observed the chain being probed in honeypots. CISA has ordered federal agencies to patch against these flaws, which affect internet-exposed SharePoint servers.

Read the full article at BleepingComputer →
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This summary is AI-generated and original to Mobble; the linked article is the authoritative source. Original headline: “Hackers target Microsoft SharePoint RCE chain with PoC exploit.” Browse more stories.