Microsoft · Edge · CVE-2026-56645
**Name of the Vulnerable Software and Affected Versions**
Microsoft Edge (Chromium-based) (affected versions not specified)
**Description**
A heap-based buffer overflow occurs when a program writes more data to a heap memory block than it can hold, potentially corrupting memory. This flaw allows an unauthorized attacker to execute arbitrary code remotely over a network by sending crafted input. The attack does not require prior authentication.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.