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Windows and Android systems hold a dominant position on computers and smartphones. This popularity inevitably attracts the attention of cybercriminals, who are constantly seeking exploitable weaknesses. In recent months, several alerts have circulated regarding vulnerabilities deemed very serious, rekindling concerns among users and businesses alike. The question then arises insistently: is there still a real threat to Windows and Android today despite regular updates?
To answer clearly, it is necessary to analyze how these vulnerabilities appear, how they are used, and especially why some devices remain exposed longer than others.
Even with monthly update cycles, Windows and Android are never completely safe. Modern systems have tens of millions of lines of code, making the appearance of undetected vulnerabilities inevitable at the time of their deployment.
On Windows, vulnerabilities often concern the system kernel, network services, or components related to user rights management. Some allow privilege escalation, giving an attacker extensive control without visible interaction. According to Microsoft reports, more than 1,200 vulnerabilities were fixed in 2023, with about 15% classified as highly dangerous.
On the Android side, the situation is similar but aggravated by fragmentation. Every month, Google publishes a security bulletin fixing an average of 40 to 60 vulnerabilities, some of which affect image processing, Bluetooth, or system components. The problem lies not only in discovering these vulnerabilities but in their actual distribution to end users.
One of the most concerning points is the delay between the release of a patch and its actual installation on devices. On Windows, even if updates are automatic, many users postpone or disable them, especially in businesses. A Kaspersky study indicated that nearly 32% of professional PCs delay critical updates by more than 30 days.
On Android, the phenomenon is even more pronounced. Unlike Pixel smartphones, which receive patches directly from Google, most devices depend on manufacturers and carriers. As a result, nearly 40% of active Android smartphones are still running with a security patch older than six months, according to StatCounter.
This gap creates an ideal exploitation window for attackers, who deliberately target unpatched versions. Even when the vulnerability is publicly known, it remains exploitable as long as the patch is not applied.
Unlike visible attacks of the past, current intrusions seek discretion. On Windows, some vulnerabilities allow remote code execution via a simple file or minimal network interaction. In some cases, the user does not even need to open a file: a preview is enough.
On Android, attacks often exploit multimedia components. A simple message containing a malicious image or video can trigger code execution in a system service. Researchers have demonstrated that more than 60% of recent Android exploits require no explicit user action, making them particularly difficult to detect.
These methods are then used to install spyware, collect sensitive data, or integrate the device into a network of compromised machines. The danger lies not only in the vulnerability itself but in the discretion of its exploitation.
For an individual user, the consequences may seem limited at first. However, a silent intrusion can lead to the recovery of passwords, personal photos, or banking data. According to a study conducted by Verizon, more than 24% of personal data breaches in 2024 involved an unpatched device.
In businesses, the stakes are even higher. A single vulnerable machine running Windows can serve as an entry point for a larger attack. Ransomware regularly exploits known but unpatched vulnerabilities. In 2023, nearly 70% of data encryption attacks used already documented vulnerabilities, but still present on targeted systems.
On Android, fleets of professional smartphones are also affected. A malicious application can access emails, internal documents, or VPN connections, endangering the entire network.
Even though no platform can guarantee total protection, certain habits can significantly reduce risks. The first remains the regular installation of system updates, even when they seem minor. On Windows, enabling automatic updates remains the most reliable option.
On Android, it is recommended to manually check the security patch level and prioritize models with long software support. Statistics show that devices receiving updates for at least four years experience half as many security incidents.
It is also advisable to limit the installation of applications from unknown sources and monitor granted permissions. Finally, using recognized protection solutions can detect some abnormal activities, even when the exploited vulnerability is recent.