On September 10, Microsoft released another batch of updates addressing 79 vulnerabilities in its products. Among the patches that caught our attention were those for Microsoft SharePoint, an extensive content management system (CMS). Four out of the five SharePoint vulnerabilities covered by the September release allowed remote code execution (RCE) and one of them posed a DoS threat.
BI.ZONE Threat Intelligence researchers decided to analyze CVE‑2024‑38227, a privileged user RCE vulnerability. This research was an opportunity to explore Microsoft SharePoint as such and understand its state‑of‑the‑art operation theory.
Read more…
Source: BI.ZONE Threat Intelligence
Related:
- Kali365 Phishing-as-a-Service Kit Hijacks Microsoft 365 Access Tokens
May 21, 2026
The Federal Bureau of Investigation (FBI) is issuing this Public Service Announcement (PSA) to warn the public about an emerging Phishing1-as-a-Service2 (PhaaS) platform called Kali365, first seen in April 2026. Kali365 has primarily been distributed via Telegram, enabling cyber threat actors to obtain Microsoft 365 access tokens and bypass multi-factor authentication3 (MFA) protocols without intercepting the user’s ...
- Key Microsoft legacy tool is still being abused to launch malware campaigns
May 21, 2026
Cybercriminals are increasingly using a legitimate legacy Windows tool to deploy infostealers and loader malware, researchers are saying. A new Bitdefender report has claimed that since the start of 2026, there’s been an uptick in activity related to a Windows utility called Microsoft HTML Application Host (MSHTA), a legitimate utility that runs special HTML-based application files known as HTAs. Read more… Source: ...
- GitHub says internal repos exfiltrated after poisoned VS Code extension attack
May 20, 2026
GitHub, the world’s biggest code repository and DevOps platform, fell victim to a malicious Visual Studio Code (VS Code) extension. The company’s initial assessment is that only internal repositories were exfiltrated. The incident was reported by GitHub on X, with follow-up posts revealing a “poisoned VS Code extension” as the cause. The Microsoft-owned code shack continues to ...
- Microsoft shuts down illegal code-signing operation used by ransomware criminals to mask their malware
May 19, 2026
Microsoft seized websites and took down hundreds of virtual machines running a cybercrime service that allegedly sold code-signing certificates to ransomware gangs, thus making their malware look like legitimate software – and allowing criminals to infect thousands of machines in the US, including at least 12 owned and operated by the Windows giant. Read more… Source: The ...
- WantToCry ransomware remotely encrypts files
May 19, 2026
SophosLabs analysts investigated WantToCry ransomware attacks that involved the threat actors abusing the Server Message Block (SMB) service for initial access and then exfiltrating files to attacker-controlled infrastructure for remote encryption. The detection surface is significantly reduced because WantToCry operates without local malware execution, and there is no post-compromise activity beyond exfiltrating files and rewriting ...
- NGINX Rift attackers waste no time targeting exposed servers
May 18, 2026
Exploit attempts are already hammering a newly disclosed NGINX bug dubbed “NGINX Rift,” proving once again that attackers read patch notes faster than most admins. Researchers at VulnCheck said they are seeing active exploitation tied to CVE-2026-42945, a heap buffer overflow flaw affecting both NGINX Open Source and NGINX Plus that was disclosed last week after apparently sitting ...