Archive: https://archive.today/4Vqra From the post: >>The flaw, tracked as CVE-2026-21509, was addressed by Microsoft on January 26. The tech giant warned at the time that the vulnerability had been exploited as a zero-day and urged customers to apply the patches immediately. Microsoft initially credited its own security researchers for finding the vulnerability, but later updated its advisory to also credit Google Threat Intelligence Group (GTIG). However, neither Microsoft nor GTIG has released any information on the attacks exploiting CVE-2026-21509.