Home Services Open/Close Dropdown Menu Publications Resources About us Subscription Security Bulletin Open/Close Dropdown Menu Incident Reporting Cybersecurity Services Providers Connect Programme Training and Events Security News Microsoft Teams Information Disclosure Vulnerability Release Date: 23 Feb 2026 1 Views RISK: Medium Risk Medium Risk TYPE: Operating Systems - Application Platforms A vulnerability was identified in Microsoft Teams. A remote attacker could exploit this vulnerability to trigger sensitive information disclosure on the targeted system. Impact Information Disclosure System / Technologies affected Microsoft Teams Solutions Before installation of the software, please visit the software vendor web-site for more details. Apply fixes or mitigations issued by the vendor: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21535 Vulnerability Identifier CVE-2026-21535 Source Microsoft Related Link https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21535 Related Tags Microsoft Information Disclosure Share with Share on facebook Share on LinkedIn Share on twitter Share via WhatsApp Copy this url to clipboard Share via Email Previous Google Chrome Multiple Vulnerabilities 20 Feb 2026 1557 Views Next SUSE Linux Kernel Multiple Vulnerabilities 5 Jan 2026 5872 Views