CVE-2026-21521 Word Copilot Information Disclosure Vulnerability
Posted: Thu Jan 22, 2026 8:00 am
Improper neutralization of escape, meta, or control sequences in Copilot allows an unauthorized attacker to disclose information over a network.
Source: https://msrc.microsoft.com/update-guide ... 2026-21521
Source: https://msrc.microsoft.com/update-guide ... 2026-21521