On Friday , the hacker group known as The Shadow Brokers released a trove of Windows exploits . But Microsoft says it h as already issued Vulnerability-related.PatchVulnerability patches for the majority of attacks , and the most recent fix c ame Vulnerability-related.PatchVulnerability last month . `` Most of the exploits that w ere disclosed Vulnerability-related.DiscoverVulnerability fall into vulnerabilities that a re already patched Vulnerability-related.PatchVulnerability in our supported products , '' a blog post p ublished Vulnerability-related.DiscoverVulnerability Friday night by Microsoft reads . Broadly , the exploits could have allowed a hacker to compromise a ffected Vulnerability-related.DiscoverVulnerability computers on a variety of Windows versions . For example , the ERRATICGOPHER attack w as addressed Vulnerability-related.PatchVulnerability prior to the release of Windows Vista , and ETERNALCHAMPION w as fixed Vulnerability-related.PatchVulnerability with t wo other previously disclosed Vulnerability-related.DiscoverVulnerability vulnerabilities , according to the blog post . ETERNALBLUE , ETERNALROMANCE , and ETERNALSYNERGY w ere all patched Vulnerability-related.PatchVulnerability on March 14 , according to a Microsoft Security Bulletin . Microsoft d id not patch Vulnerability-related.PatchVulnerability three other exploits , ENGLISHMANDENTIST , ESTEEMAUDIT , and EXPLODINGCAN , ostensibly because the attacks could not be reproduced on supported systems—that is , modern versions of Windows that Microsoft still i ssues Vulnerability-related.PatchVulnerability updates for . Microsoft says customers using Windows 7 or above are not at risk . `` Customers still running prior versions of these products are encouraged to upgrade to a supported offering , '' the Microsoft blog post added . Interestingly before the March 14 patch , vulnerabilities related to several ETERNAL exploits also a ffected Vulnerability-related.DiscoverVulnerability Windows 10 , according to the Microsoft Security Bulletin . But , again , a fully up to date copy of Windows 10 will not b e vulnerable. Vulnerability-related.DiscoverVulnerability Originally , it was believed that many of these exploits were so-called zero-days ; exploits that took advantage of vulnerabilities that Microsoft was not aware of . Security researchers v erified Vulnerability-related.DiscoverVulnerability that many of the exploits did work against Windows systems . However , it turns out that at least one of the researchers did not test the exploits against a fully up to date Windows machine , and crucially , not on one that included the March 14 patch . Matthew Hickey , otherwise known as Hacker Fantastic and the co-founder of British cybersecurity firm Hacker House , told Motherboard on Saturday he had used a `` clean install '' of Windows to test the attacks . Meaning that the machine d idn't include Vulnerability-related.PatchVulnerability the latest security fixes , and led to erroneous results . It 's pretty much always a good idea to keep your computer 's operating system f ully up to date, Vulnerability-related.PatchVulnerability especially when news of critical security issues comes to light .