Why Every Malaysian Business Should Patch SharePoint Immediately After the Latest Global Cyberattacks
27 Jul 2026 · by Faiq · 5 min read
Why Every Malaysian Business Should Patch SharePoint Immediately: Lessons from the Latest Global Attacks
- Microsoft SharePoint has recently been targeted in active cyberattacks affecting organisations worldwide.
- Attackers are exploiting newly discovered vulnerabilities before many organisations have time to patch.
- Businesses running on-premises SharePoint servers face the highest immediate risk.
- A successful compromise can expose confidential documents, customer information, financial records and intellectual property.
- Malaysian organisations using SharePoint for collaboration should review their environment and install Microsoft's latest security updates immediately.
- Continuous monitoring through Endpoint Detection and Response (EDR) and Managed Detection and Response (MDR) can help identify malicious activity that traditional antivirus solutions may miss.
- Unauthorised access to confidential company documents.
- Deployment of ransomware across the corporate network.
- Theft of intellectual property and business strategies.
- Credential theft leading to additional compromises.
- Extended downtime while systems are investigated and restored.
- Potential compliance and legal implications following a data breach.
- CISA Known Exploited Vulnerabilities Catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Key Highlights (TL;DR)
Introduction
Cybercriminals continue to move quickly whenever a critical software vulnerability becomes public. The latest global attacks targeting Microsoft SharePoint are a reminder that organisations cannot afford to delay security updates. Attackers have already begun exploiting vulnerable SharePoint servers to gain unauthorised access, steal sensitive information and establish persistence within corporate networks.
For many Malaysian businesses, SharePoint is the backbone of document management, collaboration and internal communication. Human Resources, Finance, Legal and Operations departments often rely on SharePoint to store highly sensitive information. A single successful compromise could expose years of confidential business data.
What Happened?
Security researchers recently observed widespread attacks targeting newly disclosed Microsoft SharePoint vulnerabilities. Threat actors rapidly developed exploits shortly after technical information became available, allowing vulnerable organisations to be compromised before they had applied security updates.
Unlike phishing attacks that rely on tricking employees, these attacks target weaknesses within the SharePoint server itself. If successful, attackers may execute malicious code remotely, create administrator accounts, deploy malware or ransomware, and move deeper into the corporate network.
Why SharePoint Is an Attractive Target
Microsoft SharePoint is widely used across enterprises, government agencies, healthcare providers, educational institutions and financial organisations. Because it stores business-critical documents and often integrates with Active Directory and Microsoft 365, compromising SharePoint provides attackers with significant opportunities.
| Reason | Business Impact |
|---|---|
| Central document storage | Access to contracts, financial records, HR documents and confidential files. |
| Integration with Microsoft ecosystem | Potential pathway into Active Directory, Exchange and other Microsoft services. |
| High privilege access | SharePoint often operates with elevated permissions inside corporate environments. |
| Business critical system | Downtime directly impacts employee productivity and daily operations. |
Why This Matters for Malaysian Businesses
Digital transformation continues to accelerate across Malaysia. Businesses of all sizes increasingly rely on Microsoft technologies to support hybrid work, cloud collaboration and document management.
At the same time, Malaysia has strengthened its cybersecurity landscape through initiatives such as the Cyber Security Act 2024, encouraging organisations to improve their cyber resilience and protect critical digital assets. Although not every business falls directly under regulatory obligations, every organisation remains responsible for protecting customer information and business operations.
A successful SharePoint compromise can lead to operational disruption, reputational damage, financial losses and regulatory consequences if sensitive information is exposed.
Potential Consequences of Delaying Patches
How to Protect Your Organisation
The most effective defence begins with timely patch management. Organisations should install Microsoft's latest SharePoint security updates as soon as possible after validating them within their environment.
Businesses should also conduct a broader review of their security posture rather than relying solely on software updates.
| Recommended Action | Purpose |
|---|---|
| Apply the latest SharePoint security updates | Remove known exploitable vulnerabilities. |
| Review administrator accounts | Detect suspicious privilege escalation. |
| Enable multi-factor authentication | Reduce the risk of stolen credentials. |
| Monitor logs continuously | Identify unusual behaviour and early indicators of compromise. |
| Deploy EDR and MDR solutions | Detect malicious activity beyond traditional antivirus capabilities. |
| Perform regular security assessments | Identify weaknesses before attackers do. |
Detection Is Just as Important as Prevention
Applying security patches significantly reduces risk, but organisations should also assume that attackers will continue searching for new vulnerabilities. Modern cybersecurity therefore requires continuous monitoring, rapid detection and fast incident response.
Endpoint Detection and Response (EDR) combined with Managed Detection and Response (MDR) enables organisations to detect suspicious activity such as privilege escalation, lateral movement, malicious PowerShell execution and unusual authentication behaviour before an attacker achieves their objectives.
Final Thoughts
The latest SharePoint attacks demonstrate how quickly cybercriminals exploit newly disclosed vulnerabilities. Every day a critical system remains unpatched increases the likelihood of compromise.
For Malaysian businesses, cybersecurity is no longer simply an IT responsibility. It is a business continuity issue that affects operations, customer trust and long-term growth. Whether your organisation operates entirely on-premises or follows a hybrid Microsoft environment, reviewing your SharePoint security should be treated as a priority.
If you are unsure whether your organisation has security gaps, conducting a professional cybersecurity health check can help identify risks before attackers take advantage of them.