The next cyberattack on your business may not begin with a suspicious email or a stolen password. It could begin with a software update that was never installed.
According to the 2026 Verizon Data Breach Investigations Report, 31% of breaches now begin with attackers exploiting a software vulnerability. For the first time in the report’s 19-year history, vulnerability exploitation has surpassed stolen credentials as the leading way attackers gain access to business systems.
That shift should get the attention of every business owner.
Companies depend on more technology than ever, including computers, servers, cloud applications, firewalls, phone systems, remote access tools, security cameras, printers, and industry-specific software. Every one of those systems can contain vulnerabilities. When security updates are delayed, those vulnerabilities can become open doors into the network.
The question is no longer whether your business installs updates. The real question is whether it installs the right updates quickly enough.
What Is a Software Vulnerability?
A software vulnerability is a weakness or flaw in a program, operating system, device, or application. Attackers can sometimes use these flaws to gain unauthorized access, install malware, steal information, disrupt operations, or move deeper into a company’s network.
When a software vendor discovers a vulnerability, it will often release a patch or security update to correct the problem. However, releasing a patch does not automatically protect every business using that software. Someone still has to identify the affected systems, test the update, deploy it, restart devices when necessary, and confirm that the vulnerability has actually been fixed.
That gap between a patch becoming available and the business installing it is where much of the danger lives.
Cybercriminals monitor newly disclosed vulnerabilities closely. Once technical details or working attack methods become public, attackers can begin scanning the internet for businesses that have not updated their systems. In some cases, that process can happen within hours.
Why Businesses Fall Behind on Patching
Most businesses do not intentionally ignore cybersecurity updates. Patching usually falls behind because the process is more complicated than clicking “Update Now.”
Updates can be postponed for several common reasons:
- Employees repeatedly dismiss restart notifications.
- Older computers do not support the latest software versions.
- A critical application might not work correctly after an update.
- Remote employees leave devices disconnected from company management tools.
- No one has a complete inventory of the company’s hardware and software.
- Vendors assume the internal IT team is handling updates, while the IT team assumes the vendor is responsible.
- Updates are installed, but no one verifies that they completed successfully.
These delays can quietly accumulate. A company may believe it is fully patched because Windows updates are enabled while an outdated firewall, VPN, web application, browser extension, or third-party program remains exposed.
Patching Fast Does Not Mean Patching Blindly
Installing every update immediately without testing can create its own problems. Updates can occasionally cause compatibility issues, interrupt business applications, or require planned downtime.
Effective patch management is both fast and controlled.
The most urgent vulnerabilities should be identified and prioritized based on actual business risk. An internet-facing vulnerability that attackers are actively exploiting deserves a much faster response than a low-risk issue on an isolated internal device.
The Cybersecurity and Infrastructure Security Agency maintains a Known Exploited Vulnerabilities Catalog, commonly called the KEV Catalog. It identifies vulnerabilities with evidence of active exploitation and recommends using the catalog as part of a risk-based vulnerability management program.
For a small or midsized business, patching priorities should generally consider:
- Whether the vulnerability is being actively exploited
- Whether the affected system is accessible from the internet
- Whether the system stores sensitive or regulated information
- Whether exploitation could provide administrator-level access
- Whether the affected device controls remote access
- Whether security controls or workarounds are available
- How essential the system is to daily operations
This approach helps businesses address their most dangerous exposure first instead of treating every available update as equally urgent.
What a Strong Patch Management Process Looks Like
A dependable patching program begins with visibility. You cannot update a device or application you do not know exists.
Businesses should maintain a current inventory of computers, servers, mobile devices, network equipment, operating systems, cloud services, and third-party applications. This inventory should include the software version, device owner, support status, and last successful update.
From there, the patching process should include several important steps.
1. Monitor for Newly Disclosed Vulnerabilities
Someone should be responsible for reviewing vendor alerts, security advisories, and notifications about actively exploited vulnerabilities. Waiting for employees to notice an update prompt is not a security strategy.
2. Establish Clear Patching Deadlines
Businesses should define how quickly different types of vulnerabilities must be addressed. A critical, actively exploited vulnerability on an internet-facing system may require action within hours. Lower-risk updates may be tested and deployed during the next scheduled maintenance window.
3. Test Updates When Appropriate
Updates for essential business systems should be tested for compatibility whenever possible. The goal is to reduce the risk of operational disruption without allowing testing to become an excuse for indefinite delays.
4. Automate Deployment
Centralized patch management tools can distribute updates across company devices, including those used by remote employees. Automation reduces the need to rely on individual users to install important security fixes.
5. Verify the Results
An update is not complete simply because it was scheduled. Businesses need reporting that confirms whether installation succeeded, failed, or remains pending. Devices that repeatedly miss updates should be investigated.
6. Replace Unsupported Technology
Some devices cannot be patched because the manufacturer no longer provides updates. Unsupported operating systems, aging firewalls, and end-of-life applications create permanent security gaps. When a system can no longer receive security fixes, replacement should become part of the technology budget.
Signs Your Business May Be Patching Too Slowly
Your company may have a patch management problem if:
- Employees control whether security updates are installed.
- There is no complete list of company devices and software.
- Updates are handled only when something stops working.
- Computers regularly show months of pending updates.
- Remote devices are difficult to monitor.
- No one reviews failed installations.
- Firewalls and other network equipment are updated only during a service call.
- The company still relies on unsupported operating systems or applications.
- There is no written policy for responding to critical vulnerabilities.
Even one of these warning signs can create unnecessary exposure. Several together may indicate that attackers have a much larger window of opportunity than business leaders realize.
Patch Management Is Now a Business Priority
Patching may sound like a routine IT maintenance task, but it directly affects business continuity, cybersecurity, compliance, and customer trust.
A single unpatched system can potentially lead to ransomware, stolen customer information, financial fraud, downtime, or a costly breach investigation. Strong passwords and employee awareness training remain important, but they cannot protect a business from a vulnerability in an exposed server or outdated network device.
Modern cybersecurity requires both human-focused protection and disciplined technology management.
TotalBC helps businesses throughout North Carolina and South Carolina identify outdated systems, manage security updates, monitor vulnerabilities, and build a more consistent cybersecurity strategy. If you are unsure which devices are being patched, how quickly critical updates are installed, or whether unsupported technology is still connected to your network, a professional network assessment can help uncover the gaps.
The 31% statistic is more than another cybersecurity warning. It is evidence that attackers are changing how they get in. Businesses must change how quickly they respond.