CISA Warns of Microsoft SharePoint Code Execution Vulnerability Exploited in Attacks

CISA has added a critical Microsoft SharePoint vulnerability, tracked as CVE-2026-58644, to its Known Exploited Vulnerabilities (KEV) catalog. This addition comes with a warning that attackers are actively exploiting the flaw in real-world attacks. The vulnerability stems from a weakness in deserializing untrusted data, which can allow remote code execution if the application does not […] The post CISA Warns of Microsoft SharePoint Code Execution Vulnerability Exploited in Attacks appeared first on Cyber Security News.