Microsoft disclosed CVE-2026-50380, a critical heap-based buffer overflow in Windows GDI+ that enables remote code execution over a network with a 9.6 CVSS score. The flaw affects numerous Windows 10 and 11 releases and is being patched as part of the July 2026 Patch Tuesday.
Zero Day Initiative explicitly labels the issue a Windows GDI+ Remote Code Execution Vulnerability and states there is no known exploitation in the wild.
Enterprise security teams should prioritize this Patch Tuesday release, as the network-attack vector and high impact score make it a prime target for opportunistic threat actors.
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