Microsoft addresses legacy JScript compatibility issues in Windows 11 (opens in new tab)

Microsoft has officially documented a compatibility issue involving the JScript9Legacy engine in Windows 11 version 24H2 and newer releases. The problem stems from a security-focused transition to the jscript9legacy.dll component, which enforces stricter execution policies. This change was designed to mitigate risks like cross-site scripting attacks but inadvertently broke older applications that rely on specific scripting behaviors. <a href="